31841460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 113533056

約数和(自身を除く): 81691596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 683, 740, 777, 1036, 1110, 1260, 1295, 1332, 1366, 1554, 1665, 2049, 2220, 2331, 2590, 2732, 3108, 3330, 3415, 3885, 4098, 4662, 4781, 5180, 6147, 6660, 6830, 7770, 8196, 9324, 9562, 10245, 11655, 12294, 13660, 14343, 15540, 19124, 20490, 23310, 23905, 24588, 25271, 28686, 30735, 40980, 43029, 46620, 47810, 50542, 57372, 61470, 71715, 75813, 86058, 95620, 101084, 122940, 126355, 143430, 151626, 172116, 176897, 215145, 227439, 252710, 286860, 303252, 353794, 379065, 430290, 454878, 505420, 530691, 707588, 758130, 860580, 884485, 909756, 1061382, 1137195, 1516260, 1592073, 1768970, 2122764, 2274390, 2653455, 3184146, 3537940, 4548780, 5306910, 6368292, 7960365, 10613820, 15920730, 31841460]

約数ペア:

[(1, 31841460), (2, 15920730), (3, 10613820), (4, 7960365), (5, 6368292), (6, 5306910), (7, 4548780), (9, 3537940), (10, 3184146), (12, 2653455), (14, 2274390), (15, 2122764), (18, 1768970), (20, 1592073), (21, 1516260), (28, 1137195), (30, 1061382), (35, 909756), (36, 884485), (37, 860580), (42, 758130), (45, 707588), (60, 530691), (63, 505420), (70, 454878), (74, 430290), (84, 379065), (90, 353794), (105, 303252), (111, 286860), (126, 252710), (140, 227439), (148, 215145), (180, 176897), (185, 172116), (210, 151626), (222, 143430), (252, 126355), (259, 122940), (315, 101084), (333, 95620), (370, 86058), (420, 75813), (444, 71715), (518, 61470), (555, 57372), (630, 50542), (666, 47810), (683, 46620), (740, 43029), (777, 40980), (1036, 30735), (1110, 28686), (1260, 25271), (1295, 24588), (1332, 23905), (1366, 23310), (1554, 20490), (1665, 19124), (2049, 15540), (2220, 14343), (2331, 13660), (2590, 12294), (2732, 11655), (3108, 10245), (3330, 9562), (3415, 9324), (3885, 8196), (4098, 7770), (4662, 6830), (4781, 6660), (5180, 6147)]