212730840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1527

約数の個数: 256

約数和(自身を含む): 853632000

約数和(自身を除く): 640901160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1481, 1512, 1596, 1710, 1890, 1995, 2052, 2280, 2394, 2520, 2565, 2660, 2962, 3192, 3420, 3591, 3780, 3990, 4104, 4443, 4788, 5130, 5320, 5924, 5985, 6840, 7182, 7405, 7560, 7980, 8886, 9576, 10260, 10367, 11848, 11970, 13329, 14364, 14810, 15960, 17772, 17955, 20520, 20734, 22215, 23940, 26658, 28139, 28728, 29620, 31101, 35544, 35910, 39987, 41468, 44430, 47880, 51835, 53316, 56278, 59240, 62202, 66645, 71820, 79974, 82936, 84417, 88860, 93303, 103670, 106632, 112556, 124404, 133290, 140695, 143640, 155505, 159948, 168834, 177720, 186606, 196973, 199935, 207340, 225112, 248808, 253251, 266580, 279909, 281390, 311010, 319896, 337668, 373212, 393946, 399870, 414680, 422085, 466515, 506502, 533160, 559818, 562780, 590919, 622020, 675336, 746424, 759753, 787892, 799740, 844170, 933030, 984865, 1013004, 1119636, 1125560, 1181838, 1244040, 1266255, 1399545, 1519506, 1575784, 1599480, 1688340, 1772757, 1866060, 1969730, 2026008, 2239272, 2363676, 2532510, 2799090, 2954595, 3039012, 3376680, 3545514, 3732120, 3798765, 3939460, 4727352, 5065020, 5318271, 5598180, 5909190, 6078024, 7091028, 7597530, 7878920, 8863785, 10130040, 10636542, 11196360, 11818380, 14182056, 15195060, 17727570, 21273084, 23636760, 26591355, 30390120, 35455140, 42546168, 53182710, 70910280, 106365420, 212730840]

約数ペア:

[(1, 212730840), (2, 106365420), (3, 70910280), (4, 53182710), (5, 42546168), (6, 35455140), (7, 30390120), (8, 26591355), (9, 23636760), (10, 21273084), (12, 17727570), (14, 15195060), (15, 14182056), (18, 11818380), (19, 11196360), (20, 10636542), (21, 10130040), (24, 8863785), (27, 7878920), (28, 7597530), (30, 7091028), (35, 6078024), (36, 5909190), (38, 5598180), (40, 5318271), (42, 5065020), (45, 4727352), (54, 3939460), (56, 3798765), (57, 3732120), (60, 3545514), (63, 3376680), (70, 3039012), (72, 2954595), (76, 2799090), (84, 2532510), (90, 2363676), (95, 2239272), (105, 2026008), (108, 1969730), (114, 1866060), (120, 1772757), (126, 1688340), (133, 1599480), (135, 1575784), (140, 1519506), (152, 1399545), (168, 1266255), (171, 1244040), (180, 1181838), (189, 1125560), (190, 1119636), (210, 1013004), (216, 984865), (228, 933030), (252, 844170), (266, 799740), (270, 787892), (280, 759753), (285, 746424), (315, 675336), (342, 622020), (360, 590919), (378, 562780), (380, 559818), (399, 533160), (420, 506502), (456, 466515), (504, 422085), (513, 414680), (532, 399870), (540, 393946), (570, 373212), (630, 337668), (665, 319896), (684, 311010), (756, 281390), (760, 279909), (798, 266580), (840, 253251), (855, 248808), (945, 225112), (1026, 207340), (1064, 199935), (1080, 196973), (1140, 186606), (1197, 177720), (1260, 168834), (1330, 159948), (1368, 155505), (1481, 143640), (1512, 140695), (1596, 133290), (1710, 124404), (1890, 112556), (1995, 106632), (2052, 103670), (2280, 93303), (2394, 88860), (2520, 84417), (2565, 82936), (2660, 79974), (2962, 71820), (3192, 66645), (3420, 62202), (3591, 59240), (3780, 56278), (3990, 53316), (4104, 51835), (4443, 47880), (4788, 44430), (5130, 41468), (5320, 39987), (5924, 35910), (5985, 35544), (6840, 31101), (7182, 29620), (7405, 28728), (7560, 28139), (7980, 26658), (8886, 23940), (9576, 22215), (10260, 20734), (10367, 20520), (11848, 17955), (11970, 17772), (13329, 15960), (14364, 14810)]