31667220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{347}}^1$

素因数の和:391

約数の個数: 144

約数和(自身を含む): 106989120

約数和(自身を除く): 75321900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 169, 180, 195, 234, 260, 270, 338, 347, 351, 390, 468, 507, 540, 585, 676, 694, 702, 780, 845, 1014, 1041, 1170, 1388, 1404, 1521, 1690, 1735, 1755, 2028, 2082, 2340, 2535, 3042, 3123, 3380, 3470, 3510, 4164, 4511, 4563, 5070, 5205, 6084, 6246, 6940, 7020, 7605, 9022, 9126, 9369, 10140, 10410, 12492, 13533, 15210, 15615, 18044, 18252, 18738, 20820, 22555, 22815, 27066, 30420, 31230, 37476, 40599, 45110, 45630, 46845, 54132, 58643, 62460, 67665, 81198, 90220, 91260, 93690, 117286, 121797, 135330, 162396, 175929, 187380, 202995, 234572, 243594, 270660, 293215, 351858, 405990, 487188, 527787, 586430, 608985, 703716, 811980, 879645, 1055574, 1172860, 1217970, 1583361, 1759290, 2111148, 2435940, 2638935, 3166722, 3518580, 5277870, 6333444, 7916805, 10555740, 15833610, 31667220]

約数ペア:

[(1, 31667220), (2, 15833610), (3, 10555740), (4, 7916805), (5, 6333444), (6, 5277870), (9, 3518580), (10, 3166722), (12, 2638935), (13, 2435940), (15, 2111148), (18, 1759290), (20, 1583361), (26, 1217970), (27, 1172860), (30, 1055574), (36, 879645), (39, 811980), (45, 703716), (52, 608985), (54, 586430), (60, 527787), (65, 487188), (78, 405990), (90, 351858), (108, 293215), (117, 270660), (130, 243594), (135, 234572), (156, 202995), (169, 187380), (180, 175929), (195, 162396), (234, 135330), (260, 121797), (270, 117286), (338, 93690), (347, 91260), (351, 90220), (390, 81198), (468, 67665), (507, 62460), (540, 58643), (585, 54132), (676, 46845), (694, 45630), (702, 45110), (780, 40599), (845, 37476), (1014, 31230), (1041, 30420), (1170, 27066), (1388, 22815), (1404, 22555), (1521, 20820), (1690, 18738), (1735, 18252), (1755, 18044), (2028, 15615), (2082, 15210), (2340, 13533), (2535, 12492), (3042, 10410), (3123, 10140), (3380, 9369), (3470, 9126), (3510, 9022), (4164, 7605), (4511, 7020), (4563, 6940), (5070, 6246), (5205, 6084)]