42976980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 139426560

約数和(自身を除く): 96449580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 239, 243, 270, 324, 333, 370, 405, 444, 478, 486, 540, 555, 666, 717, 740, 810, 956, 972, 999, 1110, 1195, 1215, 1332, 1434, 1620, 1665, 1998, 2151, 2220, 2390, 2430, 2868, 2997, 3330, 3585, 3996, 4302, 4780, 4860, 4995, 5994, 6453, 6660, 7170, 8604, 8843, 8991, 9990, 10755, 11988, 12906, 14340, 14985, 17686, 17982, 19359, 19980, 21510, 25812, 26529, 29970, 32265, 35372, 35964, 38718, 43020, 44215, 44955, 53058, 58077, 59940, 64530, 77436, 79587, 88430, 89910, 96795, 106116, 116154, 129060, 132645, 159174, 176860, 179820, 193590, 232308, 238761, 265290, 290385, 318348, 387180, 397935, 477522, 530580, 580770, 716283, 795870, 955044, 1161540, 1193805, 1432566, 1591740, 2148849, 2387610, 2865132, 3581415, 4297698, 4775220, 7162830, 8595396, 10744245, 14325660, 21488490, 42976980]

約数ペア:

[(1, 42976980), (2, 21488490), (3, 14325660), (4, 10744245), (5, 8595396), (6, 7162830), (9, 4775220), (10, 4297698), (12, 3581415), (15, 2865132), (18, 2387610), (20, 2148849), (27, 1591740), (30, 1432566), (36, 1193805), (37, 1161540), (45, 955044), (54, 795870), (60, 716283), (74, 580770), (81, 530580), (90, 477522), (108, 397935), (111, 387180), (135, 318348), (148, 290385), (162, 265290), (180, 238761), (185, 232308), (222, 193590), (239, 179820), (243, 176860), (270, 159174), (324, 132645), (333, 129060), (370, 116154), (405, 106116), (444, 96795), (478, 89910), (486, 88430), (540, 79587), (555, 77436), (666, 64530), (717, 59940), (740, 58077), (810, 53058), (956, 44955), (972, 44215), (999, 43020), (1110, 38718), (1195, 35964), (1215, 35372), (1332, 32265), (1434, 29970), (1620, 26529), (1665, 25812), (1998, 21510), (2151, 19980), (2220, 19359), (2390, 17982), (2430, 17686), (2868, 14985), (2997, 14340), (3330, 12906), (3585, 11988), (3996, 10755), (4302, 9990), (4780, 8991), (4860, 8843), (4995, 8604), (5994, 7170), (6453, 6660)]