51678900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:671

約数の個数: 216

約数和(自身を含む): 199681664

約数和(自身を除く): 148002764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 252, 260, 273, 300, 315, 325, 350, 364, 390, 420, 450, 455, 468, 525, 546, 585, 630, 631, 650, 700, 780, 819, 900, 910, 975, 1050, 1092, 1170, 1260, 1262, 1300, 1365, 1575, 1638, 1820, 1893, 1950, 2100, 2275, 2340, 2524, 2730, 2925, 3150, 3155, 3276, 3786, 3900, 4095, 4417, 4550, 5460, 5679, 5850, 6300, 6310, 6825, 7572, 8190, 8203, 8834, 9100, 9465, 11358, 11700, 12620, 13251, 13650, 15775, 16380, 16406, 17668, 18930, 20475, 22085, 22716, 24609, 26502, 27300, 28395, 31550, 32812, 37860, 39753, 40950, 41015, 44170, 47325, 49218, 53004, 56790, 57421, 63100, 66255, 73827, 79506, 81900, 82030, 88340, 94650, 98436, 110425, 113580, 114842, 123045, 132510, 141975, 147654, 159012, 164060, 172263, 189300, 198765, 205075, 220850, 229684, 246090, 265020, 283950, 287105, 295308, 331275, 344526, 369135, 397530, 410150, 441700, 492180, 516789, 567900, 574210, 615225, 662550, 689052, 738270, 795060, 820300, 861315, 993825, 1033578, 1148420, 1230450, 1325100, 1435525, 1476540, 1722630, 1845675, 1987650, 2067156, 2460900, 2583945, 2871050, 3445260, 3691350, 3975300, 4306575, 5167890, 5742100, 7382700, 8613150, 10335780, 12919725, 17226300, 25839450, 51678900]

約数ペア:

[(1, 51678900), (2, 25839450), (3, 17226300), (4, 12919725), (5, 10335780), (6, 8613150), (7, 7382700), (9, 5742100), (10, 5167890), (12, 4306575), (13, 3975300), (14, 3691350), (15, 3445260), (18, 2871050), (20, 2583945), (21, 2460900), (25, 2067156), (26, 1987650), (28, 1845675), (30, 1722630), (35, 1476540), (36, 1435525), (39, 1325100), (42, 1230450), (45, 1148420), (50, 1033578), (52, 993825), (60, 861315), (63, 820300), (65, 795060), (70, 738270), (75, 689052), (78, 662550), (84, 615225), (90, 574210), (91, 567900), (100, 516789), (105, 492180), (117, 441700), (126, 410150), (130, 397530), (140, 369135), (150, 344526), (156, 331275), (175, 295308), (180, 287105), (182, 283950), (195, 265020), (210, 246090), (225, 229684), (234, 220850), (252, 205075), (260, 198765), (273, 189300), (300, 172263), (315, 164060), (325, 159012), (350, 147654), (364, 141975), (390, 132510), (420, 123045), (450, 114842), (455, 113580), (468, 110425), (525, 98436), (546, 94650), (585, 88340), (630, 82030), (631, 81900), (650, 79506), (700, 73827), (780, 66255), (819, 63100), (900, 57421), (910, 56790), (975, 53004), (1050, 49218), (1092, 47325), (1170, 44170), (1260, 41015), (1262, 40950), (1300, 39753), (1365, 37860), (1575, 32812), (1638, 31550), (1820, 28395), (1893, 27300), (1950, 26502), (2100, 24609), (2275, 22716), (2340, 22085), (2524, 20475), (2730, 18930), (2925, 17668), (3150, 16406), (3155, 16380), (3276, 15775), (3786, 13650), (3900, 13251), (4095, 12620), (4417, 11700), (4550, 11358), (5460, 9465), (5679, 9100), (5850, 8834), (6300, 8203), (6310, 8190), (6825, 7572)]