90718920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4421}}^1$

素因数の和:4460

約数の個数: 128

約数和(自身を含む): 318384000

約数和(自身を除く): 227665080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 4421, 5130, 6840, 8842, 10260, 13263, 17684, 20520, 22105, 26526, 35368, 39789, 44210, 53052, 66315, 79578, 83999, 88420, 106104, 119367, 132630, 159156, 167998, 176840, 198945, 238734, 251997, 265260, 318312, 335996, 397890, 419995, 477468, 503994, 530520, 596835, 671992, 755991, 795780, 839990, 954936, 1007988, 1193670, 1259985, 1511982, 1591560, 1679980, 2015976, 2267973, 2387340, 2519970, 3023964, 3359960, 3779955, 4535946, 4774680, 5039940, 6047928, 7559910, 9071892, 10079880, 11339865, 15119820, 18143784, 22679730, 30239640, 45359460, 90718920]

約数ペア:

[(1, 90718920), (2, 45359460), (3, 30239640), (4, 22679730), (5, 18143784), (6, 15119820), (8, 11339865), (9, 10079880), (10, 9071892), (12, 7559910), (15, 6047928), (18, 5039940), (19, 4774680), (20, 4535946), (24, 3779955), (27, 3359960), (30, 3023964), (36, 2519970), (38, 2387340), (40, 2267973), (45, 2015976), (54, 1679980), (57, 1591560), (60, 1511982), (72, 1259985), (76, 1193670), (90, 1007988), (95, 954936), (108, 839990), (114, 795780), (120, 755991), (135, 671992), (152, 596835), (171, 530520), (180, 503994), (190, 477468), (216, 419995), (228, 397890), (270, 335996), (285, 318312), (342, 265260), (360, 251997), (380, 238734), (456, 198945), (513, 176840), (540, 167998), (570, 159156), (684, 132630), (760, 119367), (855, 106104), (1026, 88420), (1080, 83999), (1140, 79578), (1368, 66315), (1710, 53052), (2052, 44210), (2280, 39789), (2565, 35368), (3420, 26526), (4104, 22105), (4421, 20520), (5130, 17684), (6840, 13263), (8842, 10260)]