42898960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 114367680

約数和(自身を除く): 71468720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 167, 169, 190, 208, 247, 260, 304, 334, 338, 380, 494, 520, 668, 676, 760, 835, 845, 988, 1040, 1235, 1336, 1352, 1520, 1670, 1690, 1976, 2171, 2470, 2672, 2704, 3173, 3211, 3340, 3380, 3952, 4342, 4940, 6346, 6422, 6680, 6760, 8684, 9880, 10855, 12692, 12844, 13360, 13520, 15865, 16055, 17368, 19760, 21710, 25384, 25688, 28223, 31730, 32110, 34736, 41249, 43420, 50768, 51376, 56446, 63460, 64220, 82498, 86840, 112892, 126920, 128440, 141115, 164996, 173680, 206245, 225784, 253840, 256880, 282230, 329992, 412490, 451568, 536237, 564460, 659984, 824980, 1072474, 1128920, 1649960, 2144948, 2257840, 2681185, 3299920, 4289896, 5362370, 8579792, 10724740, 21449480, 42898960]

約数ペア:

[(1, 42898960), (2, 21449480), (4, 10724740), (5, 8579792), (8, 5362370), (10, 4289896), (13, 3299920), (16, 2681185), (19, 2257840), (20, 2144948), (26, 1649960), (38, 1128920), (40, 1072474), (52, 824980), (65, 659984), (76, 564460), (80, 536237), (95, 451568), (104, 412490), (130, 329992), (152, 282230), (167, 256880), (169, 253840), (190, 225784), (208, 206245), (247, 173680), (260, 164996), (304, 141115), (334, 128440), (338, 126920), (380, 112892), (494, 86840), (520, 82498), (668, 64220), (676, 63460), (760, 56446), (835, 51376), (845, 50768), (988, 43420), (1040, 41249), (1235, 34736), (1336, 32110), (1352, 31730), (1520, 28223), (1670, 25688), (1690, 25384), (1976, 21710), (2171, 19760), (2470, 17368), (2672, 16055), (2704, 15865), (3173, 13520), (3211, 13360), (3340, 12844), (3380, 12692), (3952, 10855), (4342, 9880), (4940, 8684), (6346, 6760), (6422, 6680)]