1220791500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:775

約数の個数: 240

約数和(自身を含む): 4081293216

約数和(自身を除く): 2860501716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 81, 86, 90, 100, 108, 125, 129, 135, 150, 162, 172, 180, 215, 225, 250, 258, 270, 300, 324, 375, 387, 405, 430, 450, 500, 516, 540, 645, 675, 701, 750, 774, 810, 860, 900, 1075, 1125, 1161, 1290, 1350, 1402, 1500, 1548, 1620, 1935, 2025, 2103, 2150, 2250, 2322, 2580, 2700, 2804, 3225, 3375, 3483, 3505, 3870, 4050, 4206, 4300, 4500, 4644, 5375, 5805, 6309, 6450, 6750, 6966, 7010, 7740, 8100, 8412, 9675, 10125, 10515, 10750, 11610, 12618, 12900, 13500, 13932, 14020, 16125, 17415, 17525, 18927, 19350, 20250, 21030, 21500, 23220, 25236, 29025, 30143, 31545, 32250, 34830, 35050, 37854, 38700, 40500, 42060, 48375, 52575, 56781, 58050, 60286, 63090, 64500, 69660, 70100, 75708, 87075, 87625, 90429, 94635, 96750, 105150, 113562, 116100, 120572, 126180, 145125, 150715, 157725, 174150, 175250, 180858, 189270, 193500, 210300, 227124, 262875, 271287, 283905, 290250, 301430, 315450, 348300, 350500, 361716, 378540, 435375, 452145, 473175, 525750, 542574, 567810, 580500, 602860, 630900, 753575, 788625, 813861, 870750, 904290, 946350, 1051500, 1085148, 1135620, 1356435, 1419525, 1507150, 1577250, 1627722, 1741500, 1808580, 1892700, 2260725, 2365875, 2441583, 2712870, 2839050, 3014300, 3154500, 3255444, 3767875, 4069305, 4521450, 4731750, 4883166, 5425740, 5678100, 6782175, 7097625, 7535750, 8138610, 9042900, 9463500, 9766332, 11303625, 12207915, 13564350, 14195250, 15071500, 16277220, 20346525, 22607250, 24415830, 27128700, 28390500, 33910875, 40693050, 45214500, 48831660, 61039575, 67821750, 81386100, 101732625, 122079150, 135643500, 203465250, 244158300, 305197875, 406930500, 610395750, 1220791500]

約数ペア:

[(1, 1220791500), (2, 610395750), (3, 406930500), (4, 305197875), (5, 244158300), (6, 203465250), (9, 135643500), (10, 122079150), (12, 101732625), (15, 81386100), (18, 67821750), (20, 61039575), (25, 48831660), (27, 45214500), (30, 40693050), (36, 33910875), (43, 28390500), (45, 27128700), (50, 24415830), (54, 22607250), (60, 20346525), (75, 16277220), (81, 15071500), (86, 14195250), (90, 13564350), (100, 12207915), (108, 11303625), (125, 9766332), (129, 9463500), (135, 9042900), (150, 8138610), (162, 7535750), (172, 7097625), (180, 6782175), (215, 5678100), (225, 5425740), (250, 4883166), (258, 4731750), (270, 4521450), (300, 4069305), (324, 3767875), (375, 3255444), (387, 3154500), (405, 3014300), (430, 2839050), (450, 2712870), (500, 2441583), (516, 2365875), (540, 2260725), (645, 1892700), (675, 1808580), (701, 1741500), (750, 1627722), (774, 1577250), (810, 1507150), (860, 1419525), (900, 1356435), (1075, 1135620), (1125, 1085148), (1161, 1051500), (1290, 946350), (1350, 904290), (1402, 870750), (1500, 813861), (1548, 788625), (1620, 753575), (1935, 630900), (2025, 602860), (2103, 580500), (2150, 567810), (2250, 542574), (2322, 525750), (2580, 473175), (2700, 452145), (2804, 435375), (3225, 378540), (3375, 361716), (3483, 350500), (3505, 348300), (3870, 315450), (4050, 301430), (4206, 290250), (4300, 283905), (4500, 271287), (4644, 262875), (5375, 227124), (5805, 210300), (6309, 193500), (6450, 189270), (6750, 180858), (6966, 175250), (7010, 174150), (7740, 157725), (8100, 150715), (8412, 145125), (9675, 126180), (10125, 120572), (10515, 116100), (10750, 113562), (11610, 105150), (12618, 96750), (12900, 94635), (13500, 90429), (13932, 87625), (14020, 87075), (16125, 75708), (17415, 70100), (17525, 69660), (18927, 64500), (19350, 63090), (20250, 60286), (21030, 58050), (21500, 56781), (23220, 52575), (25236, 48375), (29025, 42060), (30143, 40500), (31545, 38700), (32250, 37854), (34830, 35050)]