72223320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:785

約数の個数: 128

約数和(自身を含む): 237162240

約数和(自身を除く): 164938920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 691, 780, 804, 871, 1005, 1340, 1382, 1560, 1608, 1742, 2010, 2073, 2613, 2680, 2764, 3455, 3484, 4020, 4146, 4355, 5226, 5528, 6910, 6968, 8040, 8292, 8710, 8983, 10365, 10452, 13065, 13820, 16584, 17420, 17966, 20730, 20904, 26130, 26949, 27640, 34840, 35932, 41460, 44915, 46297, 52260, 53898, 71864, 82920, 89830, 92594, 104520, 107796, 134745, 138891, 179660, 185188, 215592, 231485, 269490, 277782, 359320, 370376, 462970, 538980, 555564, 601861, 694455, 925940, 1077960, 1111128, 1203722, 1388910, 1805583, 1851880, 2407444, 2777820, 3009305, 3611166, 4814888, 5555640, 6018610, 7222332, 9027915, 12037220, 14444664, 18055830, 24074440, 36111660, 72223320]

約数ペア:

[(1, 72223320), (2, 36111660), (3, 24074440), (4, 18055830), (5, 14444664), (6, 12037220), (8, 9027915), (10, 7222332), (12, 6018610), (13, 5555640), (15, 4814888), (20, 3611166), (24, 3009305), (26, 2777820), (30, 2407444), (39, 1851880), (40, 1805583), (52, 1388910), (60, 1203722), (65, 1111128), (67, 1077960), (78, 925940), (104, 694455), (120, 601861), (130, 555564), (134, 538980), (156, 462970), (195, 370376), (201, 359320), (260, 277782), (268, 269490), (312, 231485), (335, 215592), (390, 185188), (402, 179660), (520, 138891), (536, 134745), (670, 107796), (691, 104520), (780, 92594), (804, 89830), (871, 82920), (1005, 71864), (1340, 53898), (1382, 52260), (1560, 46297), (1608, 44915), (1742, 41460), (2010, 35932), (2073, 34840), (2613, 27640), (2680, 26949), (2764, 26130), (3455, 20904), (3484, 20730), (4020, 17966), (4146, 17420), (4355, 16584), (5226, 13820), (5528, 13065), (6910, 10452), (6968, 10365), (8040, 8983), (8292, 8710)]