38876760

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 143486640

約数和(自身を除く): 104609880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 71, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 142, 156, 162, 169, 180, 195, 213, 216, 234, 260, 270, 284, 312, 324, 338, 351, 355, 360, 390, 405, 426, 468, 507, 520, 540, 568, 585, 639, 648, 676, 702, 710, 780, 810, 845, 852, 923, 936, 1014, 1053, 1065, 1080, 1170, 1278, 1352, 1404, 1420, 1521, 1560, 1620, 1690, 1704, 1755, 1846, 1917, 2028, 2106, 2130, 2340, 2535, 2556, 2769, 2808, 2840, 3042, 3195, 3240, 3380, 3510, 3692, 3834, 4056, 4212, 4260, 4563, 4615, 4680, 5070, 5112, 5265, 5538, 5751, 6084, 6390, 6760, 7020, 7384, 7605, 7668, 8307, 8424, 8520, 9126, 9230, 9585, 10140, 10530, 11076, 11502, 11999, 12168, 12780, 13689, 13845, 14040, 15210, 15336, 16614, 18252, 18460, 19170, 20280, 21060, 22152, 22815, 23004, 23998, 24921, 25560, 27378, 27690, 28755, 30420, 33228, 35997, 36504, 36920, 38340, 41535, 42120, 45630, 46008, 47996, 49842, 54756, 55380, 57510, 59995, 60840, 66456, 68445, 71994, 74763, 76680, 83070, 91260, 95992, 99684, 107991, 109512, 110760, 115020, 119990, 124605, 136890, 143988, 149526, 166140, 179985, 182520, 199368, 215982, 230040, 239980, 249210, 273780, 287976, 299052, 323973, 332280, 359970, 373815, 431964, 479960, 498420, 539955, 547560, 598104, 647946, 719940, 747630, 863928, 971919, 996840, 1079910, 1295892, 1439880, 1495260, 1619865, 1943838, 2159820, 2591784, 2990520, 3239730, 3887676, 4319640, 4859595, 6479460, 7775352, 9719190, 12958920, 19438380, 38876760]

約数ペア:

[(1, 38876760), (2, 19438380), (3, 12958920), (4, 9719190), (5, 7775352), (6, 6479460), (8, 4859595), (9, 4319640), (10, 3887676), (12, 3239730), (13, 2990520), (15, 2591784), (18, 2159820), (20, 1943838), (24, 1619865), (26, 1495260), (27, 1439880), (30, 1295892), (36, 1079910), (39, 996840), (40, 971919), (45, 863928), (52, 747630), (54, 719940), (60, 647946), (65, 598104), (71, 547560), (72, 539955), (78, 498420), (81, 479960), (90, 431964), (104, 373815), (108, 359970), (117, 332280), (120, 323973), (130, 299052), (135, 287976), (142, 273780), (156, 249210), (162, 239980), (169, 230040), (180, 215982), (195, 199368), (213, 182520), (216, 179985), (234, 166140), (260, 149526), (270, 143988), (284, 136890), (312, 124605), (324, 119990), (338, 115020), (351, 110760), (355, 109512), (360, 107991), (390, 99684), (405, 95992), (426, 91260), (468, 83070), (507, 76680), (520, 74763), (540, 71994), (568, 68445), (585, 66456), (639, 60840), (648, 59995), (676, 57510), (702, 55380), (710, 54756), (780, 49842), (810, 47996), (845, 46008), (852, 45630), (923, 42120), (936, 41535), (1014, 38340), (1053, 36920), (1065, 36504), (1080, 35997), (1170, 33228), (1278, 30420), (1352, 28755), (1404, 27690), (1420, 27378), (1521, 25560), (1560, 24921), (1620, 23998), (1690, 23004), (1704, 22815), (1755, 22152), (1846, 21060), (1917, 20280), (2028, 19170), (2106, 18460), (2130, 18252), (2340, 16614), (2535, 15336), (2556, 15210), (2769, 14040), (2808, 13845), (2840, 13689), (3042, 12780), (3195, 12168), (3240, 11999), (3380, 11502), (3510, 11076), (3692, 10530), (3834, 10140), (4056, 9585), (4212, 9230), (4260, 9126), (4563, 8520), (4615, 8424), (4680, 8307), (5070, 7668), (5112, 7605), (5265, 7384), (5538, 7020), (5751, 6760), (6084, 6390)]