31678452

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 94174080

約数和(自身を除く): 62495628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 81, 92, 108, 109, 117, 138, 156, 162, 207, 218, 234, 243, 276, 299, 324, 327, 351, 414, 436, 468, 486, 598, 621, 654, 702, 828, 897, 972, 981, 1053, 1196, 1242, 1308, 1404, 1417, 1794, 1863, 1962, 2106, 2484, 2507, 2691, 2834, 2943, 3159, 3588, 3726, 3924, 4212, 4251, 5014, 5382, 5589, 5668, 5886, 6318, 7452, 7521, 8073, 8502, 8829, 10028, 10764, 11178, 11772, 12636, 12753, 15042, 16146, 17004, 17658, 22356, 22563, 24219, 25506, 26487, 30084, 32292, 32591, 35316, 38259, 45126, 48438, 51012, 52974, 65182, 67689, 72657, 76518, 90252, 96876, 97773, 105948, 114777, 130364, 135378, 145314, 153036, 195546, 203067, 229554, 270756, 290628, 293319, 344331, 391092, 406134, 459108, 586638, 609201, 688662, 812268, 879957, 1173276, 1218402, 1377324, 1759914, 2436804, 2639871, 3519828, 5279742, 7919613, 10559484, 15839226, 31678452]

約数ペア:

[(1, 31678452), (2, 15839226), (3, 10559484), (4, 7919613), (6, 5279742), (9, 3519828), (12, 2639871), (13, 2436804), (18, 1759914), (23, 1377324), (26, 1218402), (27, 1173276), (36, 879957), (39, 812268), (46, 688662), (52, 609201), (54, 586638), (69, 459108), (78, 406134), (81, 391092), (92, 344331), (108, 293319), (109, 290628), (117, 270756), (138, 229554), (156, 203067), (162, 195546), (207, 153036), (218, 145314), (234, 135378), (243, 130364), (276, 114777), (299, 105948), (324, 97773), (327, 96876), (351, 90252), (414, 76518), (436, 72657), (468, 67689), (486, 65182), (598, 52974), (621, 51012), (654, 48438), (702, 45126), (828, 38259), (897, 35316), (972, 32591), (981, 32292), (1053, 30084), (1196, 26487), (1242, 25506), (1308, 24219), (1404, 22563), (1417, 22356), (1794, 17658), (1863, 17004), (1962, 16146), (2106, 15042), (2484, 12753), (2507, 12636), (2691, 11772), (2834, 11178), (2943, 10764), (3159, 10028), (3588, 8829), (3726, 8502), (3924, 8073), (4212, 7521), (4251, 7452), (5014, 6318), (5382, 5886), (5589, 5668)]