261513720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 384

約数和(自身を含む): 1026043200

約数和(自身を除く): 764529480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 19, 20, 24, 26, 30, 34, 36, 38, 39, 40, 45, 51, 52, 57, 60, 65, 68, 72, 76, 78, 85, 90, 95, 102, 104, 114, 117, 120, 130, 136, 152, 153, 156, 170, 171, 173, 180, 190, 195, 204, 221, 228, 234, 247, 255, 260, 285, 306, 312, 323, 340, 342, 346, 360, 380, 390, 408, 442, 456, 468, 494, 510, 519, 520, 570, 585, 612, 646, 663, 680, 684, 692, 741, 760, 765, 780, 855, 865, 884, 936, 969, 988, 1020, 1038, 1105, 1140, 1170, 1224, 1235, 1292, 1326, 1368, 1384, 1482, 1530, 1557, 1560, 1615, 1710, 1730, 1768, 1938, 1976, 1989, 2040, 2076, 2210, 2223, 2249, 2280, 2340, 2470, 2584, 2595, 2652, 2907, 2941, 2964, 3060, 3114, 3230, 3287, 3315, 3420, 3460, 3705, 3876, 3978, 4152, 4199, 4420, 4446, 4498, 4680, 4845, 4940, 5190, 5304, 5814, 5882, 5928, 6120, 6228, 6460, 6574, 6630, 6747, 6840, 6920, 7410, 7752, 7785, 7956, 8398, 8823, 8840, 8892, 8996, 9690, 9861, 9880, 9945, 10380, 11115, 11245, 11628, 11764, 12456, 12597, 12920, 13148, 13260, 13494, 14535, 14705, 14820, 15570, 15912, 16435, 16796, 17646, 17784, 17992, 19380, 19722, 19890, 20241, 20760, 20995, 22230, 22490, 23256, 23528, 25194, 26296, 26469, 26520, 26988, 29070, 29410, 29583, 29640, 31140, 32870, 33592, 33735, 35292, 37791, 38233, 38760, 39444, 39780, 40482, 41990, 42731, 44115, 44460, 44980, 49305, 50388, 52938, 53976, 55879, 58140, 58820, 59166, 62280, 62985, 65740, 67470, 70584, 75582, 76466, 78888, 79560, 80964, 83980, 85462, 88230, 88920, 89960, 98610, 100776, 101205, 105876, 111758, 114699, 116280, 117640, 118332, 125970, 128193, 131480, 132345, 134940, 147915, 151164, 152932, 161928, 167637, 167960, 170924, 176460, 188955, 191165, 197220, 202410, 211752, 213655, 223516, 229398, 236664, 251940, 256386, 264690, 269880, 279395, 295830, 302328, 305864, 335274, 341848, 344097, 352920, 377910, 382330, 384579, 394440, 404820, 427310, 447032, 458796, 502911, 503880, 512772, 529380, 558790, 573495, 591660, 640965, 670548, 688194, 726427, 755820, 764660, 769158, 809640, 838185, 854620, 917592, 1005822, 1025544, 1058760, 1117580, 1146990, 1183320, 1281930, 1341096, 1376388, 1452854, 1511640, 1529320, 1538316, 1676370, 1709240, 1720485, 1922895, 2011644, 2179281, 2235160, 2293980, 2514555, 2563860, 2752776, 2905708, 3076632, 3352740, 3440970, 3632135, 3845790, 4023288, 4358562, 4587960, 5029110, 5127720, 5811416, 6537843, 6705480, 6881940, 7264270, 7691580, 8717124, 10058220, 10896405, 13075686, 13763880, 14528540, 15383160, 17434248, 20116440, 21792810, 26151372, 29057080, 32689215, 43585620, 52302744, 65378430, 87171240, 130756860, 261513720]

約数ペア:

[(1, 261513720), (2, 130756860), (3, 87171240), (4, 65378430), (5, 52302744), (6, 43585620), (8, 32689215), (9, 29057080), (10, 26151372), (12, 21792810), (13, 20116440), (15, 17434248), (17, 15383160), (18, 14528540), (19, 13763880), (20, 13075686), (24, 10896405), (26, 10058220), (30, 8717124), (34, 7691580), (36, 7264270), (38, 6881940), (39, 6705480), (40, 6537843), (45, 5811416), (51, 5127720), (52, 5029110), (57, 4587960), (60, 4358562), (65, 4023288), (68, 3845790), (72, 3632135), (76, 3440970), (78, 3352740), (85, 3076632), (90, 2905708), (95, 2752776), (102, 2563860), (104, 2514555), (114, 2293980), (117, 2235160), (120, 2179281), (130, 2011644), (136, 1922895), (152, 1720485), (153, 1709240), (156, 1676370), (170, 1538316), (171, 1529320), (173, 1511640), (180, 1452854), (190, 1376388), (195, 1341096), (204, 1281930), (221, 1183320), (228, 1146990), (234, 1117580), (247, 1058760), (255, 1025544), (260, 1005822), (285, 917592), (306, 854620), (312, 838185), (323, 809640), (340, 769158), (342, 764660), (346, 755820), (360, 726427), (380, 688194), (390, 670548), (408, 640965), (442, 591660), (456, 573495), (468, 558790), (494, 529380), (510, 512772), (519, 503880), (520, 502911), (570, 458796), (585, 447032), (612, 427310), (646, 404820), (663, 394440), (680, 384579), (684, 382330), (692, 377910), (741, 352920), (760, 344097), (765, 341848), (780, 335274), (855, 305864), (865, 302328), (884, 295830), (936, 279395), (969, 269880), (988, 264690), (1020, 256386), (1038, 251940), (1105, 236664), (1140, 229398), (1170, 223516), (1224, 213655), (1235, 211752), (1292, 202410), (1326, 197220), (1368, 191165), (1384, 188955), (1482, 176460), (1530, 170924), (1557, 167960), (1560, 167637), (1615, 161928), (1710, 152932), (1730, 151164), (1768, 147915), (1938, 134940), (1976, 132345), (1989, 131480), (2040, 128193), (2076, 125970), (2210, 118332), (2223, 117640), (2249, 116280), (2280, 114699), (2340, 111758), (2470, 105876), (2584, 101205), (2595, 100776), (2652, 98610), (2907, 89960), (2941, 88920), (2964, 88230), (3060, 85462), (3114, 83980), (3230, 80964), (3287, 79560), (3315, 78888), (3420, 76466), (3460, 75582), (3705, 70584), (3876, 67470), (3978, 65740), (4152, 62985), (4199, 62280), (4420, 59166), (4446, 58820), (4498, 58140), (4680, 55879), (4845, 53976), (4940, 52938), (5190, 50388), (5304, 49305), (5814, 44980), (5882, 44460), (5928, 44115), (6120, 42731), (6228, 41990), (6460, 40482), (6574, 39780), (6630, 39444), (6747, 38760), (6840, 38233), (6920, 37791), (7410, 35292), (7752, 33735), (7785, 33592), (7956, 32870), (8398, 31140), (8823, 29640), (8840, 29583), (8892, 29410), (8996, 29070), (9690, 26988), (9861, 26520), (9880, 26469), (9945, 26296), (10380, 25194), (11115, 23528), (11245, 23256), (11628, 22490), (11764, 22230), (12456, 20995), (12597, 20760), (12920, 20241), (13148, 19890), (13260, 19722), (13494, 19380), (14535, 17992), (14705, 17784), (14820, 17646), (15570, 16796), (15912, 16435)]