87740640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 288

約数和(自身を含む): 332972640

約数和(自身を除く): 245232000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 86, 90, 96, 104, 109, 117, 120, 129, 130, 144, 156, 160, 172, 180, 195, 208, 215, 218, 234, 240, 258, 260, 288, 312, 327, 344, 360, 387, 390, 416, 430, 436, 468, 480, 516, 520, 545, 559, 585, 624, 645, 654, 688, 720, 774, 780, 860, 872, 936, 981, 1032, 1040, 1090, 1118, 1170, 1248, 1290, 1308, 1376, 1417, 1440, 1548, 1560, 1635, 1677, 1720, 1744, 1872, 1935, 1962, 2064, 2080, 2180, 2236, 2340, 2580, 2616, 2795, 2834, 3096, 3120, 3270, 3354, 3440, 3488, 3744, 3870, 3924, 4128, 4251, 4360, 4472, 4680, 4687, 4905, 5031, 5160, 5232, 5590, 5668, 6192, 6240, 6540, 6708, 6880, 7085, 7740, 7848, 8385, 8502, 8720, 8944, 9360, 9374, 9810, 10062, 10320, 10464, 11180, 11336, 12384, 12753, 13080, 13416, 14061, 14170, 15480, 15696, 16770, 17004, 17440, 17888, 18720, 18748, 19620, 20124, 20640, 21255, 22360, 22672, 23435, 25155, 25506, 26160, 26832, 28122, 28340, 30960, 31392, 33540, 34008, 37496, 39240, 40248, 42183, 42510, 44720, 45344, 46870, 50310, 51012, 52320, 53664, 56244, 56680, 60931, 61920, 63765, 67080, 68016, 70305, 74992, 78480, 80496, 84366, 85020, 89440, 93740, 100620, 102024, 112488, 113360, 121862, 127530, 134160, 136032, 140610, 149984, 156960, 160992, 168732, 170040, 182793, 187480, 201240, 204048, 210915, 224976, 226720, 243724, 255060, 268320, 281220, 304655, 337464, 340080, 365586, 374960, 402480, 408096, 421830, 449952, 487448, 510120, 548379, 562440, 609310, 674928, 680160, 731172, 749920, 804960, 843660, 913965, 974896, 1020240, 1096758, 1124880, 1218620, 1349856, 1462344, 1687320, 1827930, 1949792, 2040480, 2193516, 2249760, 2437240, 2741895, 2924688, 3374640, 3655860, 4387032, 4874480, 5483790, 5849376, 6749280, 7311720, 8774064, 9748960, 10967580, 14623440, 17548128, 21935160, 29246880, 43870320, 87740640]

約数ペア:

[(1, 87740640), (2, 43870320), (3, 29246880), (4, 21935160), (5, 17548128), (6, 14623440), (8, 10967580), (9, 9748960), (10, 8774064), (12, 7311720), (13, 6749280), (15, 5849376), (16, 5483790), (18, 4874480), (20, 4387032), (24, 3655860), (26, 3374640), (30, 2924688), (32, 2741895), (36, 2437240), (39, 2249760), (40, 2193516), (43, 2040480), (45, 1949792), (48, 1827930), (52, 1687320), (60, 1462344), (65, 1349856), (72, 1218620), (78, 1124880), (80, 1096758), (86, 1020240), (90, 974896), (96, 913965), (104, 843660), (109, 804960), (117, 749920), (120, 731172), (129, 680160), (130, 674928), (144, 609310), (156, 562440), (160, 548379), (172, 510120), (180, 487448), (195, 449952), (208, 421830), (215, 408096), (218, 402480), (234, 374960), (240, 365586), (258, 340080), (260, 337464), (288, 304655), (312, 281220), (327, 268320), (344, 255060), (360, 243724), (387, 226720), (390, 224976), (416, 210915), (430, 204048), (436, 201240), (468, 187480), (480, 182793), (516, 170040), (520, 168732), (545, 160992), (559, 156960), (585, 149984), (624, 140610), (645, 136032), (654, 134160), (688, 127530), (720, 121862), (774, 113360), (780, 112488), (860, 102024), (872, 100620), (936, 93740), (981, 89440), (1032, 85020), (1040, 84366), (1090, 80496), (1118, 78480), (1170, 74992), (1248, 70305), (1290, 68016), (1308, 67080), (1376, 63765), (1417, 61920), (1440, 60931), (1548, 56680), (1560, 56244), (1635, 53664), (1677, 52320), (1720, 51012), (1744, 50310), (1872, 46870), (1935, 45344), (1962, 44720), (2064, 42510), (2080, 42183), (2180, 40248), (2236, 39240), (2340, 37496), (2580, 34008), (2616, 33540), (2795, 31392), (2834, 30960), (3096, 28340), (3120, 28122), (3270, 26832), (3354, 26160), (3440, 25506), (3488, 25155), (3744, 23435), (3870, 22672), (3924, 22360), (4128, 21255), (4251, 20640), (4360, 20124), (4472, 19620), (4680, 18748), (4687, 18720), (4905, 17888), (5031, 17440), (5160, 17004), (5232, 16770), (5590, 15696), (5668, 15480), (6192, 14170), (6240, 14061), (6540, 13416), (6708, 13080), (6880, 12753), (7085, 12384), (7740, 11336), (7848, 11180), (8385, 10464), (8502, 10320), (8720, 10062), (8944, 9810), (9360, 9374)]