821333520

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:1004

約数の個数: 400

約数和(自身を含む): 3435315840

約数和(自身を除く): 2613982320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 162, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 324, 336, 342, 360, 378, 380, 399, 405, 420, 432, 456, 504, 513, 532, 540, 560, 567, 570, 630, 648, 665, 684, 720, 756, 760, 798, 810, 840, 855, 912, 945, 953, 1008, 1026, 1064, 1080, 1134, 1140, 1197, 1260, 1296, 1330, 1368, 1512, 1520, 1539, 1596, 1620, 1680, 1710, 1890, 1906, 1995, 2052, 2128, 2160, 2268, 2280, 2394, 2520, 2565, 2660, 2736, 2835, 2859, 3024, 3078, 3192, 3240, 3420, 3591, 3780, 3812, 3990, 4104, 4536, 4560, 4765, 4788, 5040, 5130, 5320, 5670, 5718, 5985, 6156, 6384, 6480, 6671, 6840, 7182, 7560, 7624, 7695, 7980, 8208, 8577, 9072, 9530, 9576, 10260, 10640, 10773, 11340, 11436, 11970, 12312, 13342, 13680, 14295, 14364, 15120, 15248, 15390, 15960, 17154, 17955, 18107, 19060, 19152, 20013, 20520, 21546, 22680, 22872, 23940, 24624, 25731, 26684, 28590, 28728, 30780, 31920, 33355, 34308, 35910, 36214, 38120, 40026, 41040, 42885, 43092, 45360, 45744, 47880, 51462, 53368, 53865, 54321, 57180, 57456, 60039, 61560, 66710, 68616, 71820, 72428, 76240, 77193, 80052, 85770, 86184, 90535, 95760, 100065, 102924, 106736, 107730, 108642, 114360, 120078, 123120, 126749, 128655, 133420, 137232, 143640, 144856, 154386, 160104, 162963, 171540, 172368, 180117, 181070, 200130, 205848, 215460, 217284, 228720, 240156, 253498, 257310, 266840, 271605, 287280, 289712, 300195, 308772, 320208, 325926, 343080, 360234, 362140, 380247, 385965, 400260, 411696, 430920, 434568, 480312, 488889, 506996, 514620, 533680, 540351, 543210, 600390, 617544, 633745, 651852, 686160, 720468, 724280, 760494, 771930, 800520, 814815, 861840, 869136, 900585, 960624, 977778, 1013992, 1029240, 1080702, 1086420, 1140741, 1200780, 1235088, 1267490, 1303704, 1440936, 1448560, 1466667, 1520988, 1543860, 1601040, 1629630, 1801170, 1901235, 1955556, 2027984, 2058480, 2161404, 2172840, 2281482, 2401560, 2444445, 2534980, 2607408, 2701755, 2881872, 2933334, 3041976, 3087720, 3259260, 3422223, 3602340, 3802470, 3911112, 4322808, 4345680, 4562964, 4803120, 4888890, 5069960, 5403510, 5703705, 5866668, 6083952, 6175440, 6518520, 6844446, 7204680, 7333335, 7604940, 7822224, 8645616, 9125928, 9777780, 10139920, 10266669, 10807020, 11407410, 11733336, 13037040, 13688892, 14409360, 14666670, 15209880, 17111115, 18251856, 19555560, 20533338, 21614040, 22814820, 23466672, 27377784, 29333340, 30419760, 34222230, 39111120, 41066676, 43228080, 45629640, 51333345, 54755568, 58666680, 68444460, 82133352, 91259280, 102666690, 117333360, 136888920, 164266704, 205333380, 273777840, 410666760, 821333520]

約数ペア:

[(1, 821333520), (2, 410666760), (3, 273777840), (4, 205333380), (5, 164266704), (6, 136888920), (7, 117333360), (8, 102666690), (9, 91259280), (10, 82133352), (12, 68444460), (14, 58666680), (15, 54755568), (16, 51333345), (18, 45629640), (19, 43228080), (20, 41066676), (21, 39111120), (24, 34222230), (27, 30419760), (28, 29333340), (30, 27377784), (35, 23466672), (36, 22814820), (38, 21614040), (40, 20533338), (42, 19555560), (45, 18251856), (48, 17111115), (54, 15209880), (56, 14666670), (57, 14409360), (60, 13688892), (63, 13037040), (70, 11733336), (72, 11407410), (76, 10807020), (80, 10266669), (81, 10139920), (84, 9777780), (90, 9125928), (95, 8645616), (105, 7822224), (108, 7604940), (112, 7333335), (114, 7204680), (120, 6844446), (126, 6518520), (133, 6175440), (135, 6083952), (140, 5866668), (144, 5703705), (152, 5403510), (162, 5069960), (168, 4888890), (171, 4803120), (180, 4562964), (189, 4345680), (190, 4322808), (210, 3911112), (216, 3802470), (228, 3602340), (240, 3422223), (252, 3259260), (266, 3087720), (270, 3041976), (280, 2933334), (285, 2881872), (304, 2701755), (315, 2607408), (324, 2534980), (336, 2444445), (342, 2401560), (360, 2281482), (378, 2172840), (380, 2161404), (399, 2058480), (405, 2027984), (420, 1955556), (432, 1901235), (456, 1801170), (504, 1629630), (513, 1601040), (532, 1543860), (540, 1520988), (560, 1466667), (567, 1448560), (570, 1440936), (630, 1303704), (648, 1267490), (665, 1235088), (684, 1200780), (720, 1140741), (756, 1086420), (760, 1080702), (798, 1029240), (810, 1013992), (840, 977778), (855, 960624), (912, 900585), (945, 869136), (953, 861840), (1008, 814815), (1026, 800520), (1064, 771930), (1080, 760494), (1134, 724280), (1140, 720468), (1197, 686160), (1260, 651852), (1296, 633745), (1330, 617544), (1368, 600390), (1512, 543210), (1520, 540351), (1539, 533680), (1596, 514620), (1620, 506996), (1680, 488889), (1710, 480312), (1890, 434568), (1906, 430920), (1995, 411696), (2052, 400260), (2128, 385965), (2160, 380247), (2268, 362140), (2280, 360234), (2394, 343080), (2520, 325926), (2565, 320208), (2660, 308772), (2736, 300195), (2835, 289712), (2859, 287280), (3024, 271605), (3078, 266840), (3192, 257310), (3240, 253498), (3420, 240156), (3591, 228720), (3780, 217284), (3812, 215460), (3990, 205848), (4104, 200130), (4536, 181070), (4560, 180117), (4765, 172368), (4788, 171540), (5040, 162963), (5130, 160104), (5320, 154386), (5670, 144856), (5718, 143640), (5985, 137232), (6156, 133420), (6384, 128655), (6480, 126749), (6671, 123120), (6840, 120078), (7182, 114360), (7560, 108642), (7624, 107730), (7695, 106736), (7980, 102924), (8208, 100065), (8577, 95760), (9072, 90535), (9530, 86184), (9576, 85770), (10260, 80052), (10640, 77193), (10773, 76240), (11340, 72428), (11436, 71820), (11970, 68616), (12312, 66710), (13342, 61560), (13680, 60039), (14295, 57456), (14364, 57180), (15120, 54321), (15248, 53865), (15390, 53368), (15960, 51462), (17154, 47880), (17955, 45744), (18107, 45360), (19060, 43092), (19152, 42885), (20013, 41040), (20520, 40026), (21546, 38120), (22680, 36214), (22872, 35910), (23940, 34308), (24624, 33355), (25731, 31920), (26684, 30780), (28590, 28728)]