261148680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1432

約数の個数: 192

約数和(自身を含む): 937001520

約数和(自身を除く): 675852840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 41, 45, 52, 60, 65, 72, 78, 82, 90, 104, 117, 120, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 312, 328, 360, 369, 390, 410, 468, 492, 520, 533, 585, 615, 738, 780, 820, 936, 984, 1066, 1170, 1230, 1361, 1476, 1560, 1599, 1640, 1845, 2132, 2340, 2460, 2665, 2722, 2952, 3198, 3690, 4083, 4264, 4680, 4797, 4920, 5330, 5444, 6396, 6805, 7380, 7995, 8166, 9594, 10660, 10888, 12249, 12792, 13610, 14760, 15990, 16332, 17693, 19188, 20415, 21320, 23985, 24498, 27220, 31980, 32664, 35386, 38376, 40830, 47970, 48996, 53079, 54440, 55801, 61245, 63960, 70772, 81660, 88465, 95940, 97992, 106158, 111602, 122490, 141544, 159237, 163320, 167403, 176930, 191880, 212316, 223204, 244980, 265395, 279005, 318474, 334806, 353860, 424632, 446408, 489960, 502209, 530790, 558010, 636948, 669612, 707720, 725413, 796185, 837015, 1004418, 1061580, 1116020, 1273896, 1339224, 1450826, 1592370, 1674030, 2008836, 2123160, 2176239, 2232040, 2511045, 2901652, 3184740, 3348060, 3627065, 4017672, 4352478, 5022090, 5803304, 6369480, 6528717, 6696120, 7254130, 8704956, 10044180, 10881195, 13057434, 14508260, 17409912, 20088360, 21762390, 26114868, 29016520, 32643585, 43524780, 52229736, 65287170, 87049560, 130574340, 261148680]

約数ペア:

[(1, 261148680), (2, 130574340), (3, 87049560), (4, 65287170), (5, 52229736), (6, 43524780), (8, 32643585), (9, 29016520), (10, 26114868), (12, 21762390), (13, 20088360), (15, 17409912), (18, 14508260), (20, 13057434), (24, 10881195), (26, 10044180), (30, 8704956), (36, 7254130), (39, 6696120), (40, 6528717), (41, 6369480), (45, 5803304), (52, 5022090), (60, 4352478), (65, 4017672), (72, 3627065), (78, 3348060), (82, 3184740), (90, 2901652), (104, 2511045), (117, 2232040), (120, 2176239), (123, 2123160), (130, 2008836), (156, 1674030), (164, 1592370), (180, 1450826), (195, 1339224), (205, 1273896), (234, 1116020), (246, 1061580), (260, 1004418), (312, 837015), (328, 796185), (360, 725413), (369, 707720), (390, 669612), (410, 636948), (468, 558010), (492, 530790), (520, 502209), (533, 489960), (585, 446408), (615, 424632), (738, 353860), (780, 334806), (820, 318474), (936, 279005), (984, 265395), (1066, 244980), (1170, 223204), (1230, 212316), (1361, 191880), (1476, 176930), (1560, 167403), (1599, 163320), (1640, 159237), (1845, 141544), (2132, 122490), (2340, 111602), (2460, 106158), (2665, 97992), (2722, 95940), (2952, 88465), (3198, 81660), (3690, 70772), (4083, 63960), (4264, 61245), (4680, 55801), (4797, 54440), (4920, 53079), (5330, 48996), (5444, 47970), (6396, 40830), (6805, 38376), (7380, 35386), (7995, 32664), (8166, 31980), (9594, 27220), (10660, 24498), (10888, 23985), (12249, 21320), (12792, 20415), (13610, 19188), (14760, 17693), (15990, 16332)]