15404520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 49351680

約数和(自身を除く): 33947160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 101, 120, 123, 124, 155, 164, 186, 202, 205, 246, 248, 303, 310, 328, 372, 404, 410, 465, 492, 505, 606, 615, 620, 744, 808, 820, 930, 984, 1010, 1212, 1230, 1240, 1271, 1515, 1640, 1860, 2020, 2424, 2460, 2542, 3030, 3131, 3720, 3813, 4040, 4141, 4920, 5084, 6060, 6262, 6355, 7626, 8282, 9393, 10168, 12120, 12423, 12524, 12710, 15252, 15655, 16564, 18786, 19065, 20705, 24846, 25048, 25420, 30504, 31310, 33128, 37572, 38130, 41410, 46965, 49692, 50840, 62115, 62620, 75144, 76260, 82820, 93930, 99384, 124230, 125240, 128371, 152520, 165640, 187860, 248460, 256742, 375720, 385113, 496920, 513484, 641855, 770226, 1026968, 1283710, 1540452, 1925565, 2567420, 3080904, 3851130, 5134840, 7702260, 15404520]

約数ペア:

[(1, 15404520), (2, 7702260), (3, 5134840), (4, 3851130), (5, 3080904), (6, 2567420), (8, 1925565), (10, 1540452), (12, 1283710), (15, 1026968), (20, 770226), (24, 641855), (30, 513484), (31, 496920), (40, 385113), (41, 375720), (60, 256742), (62, 248460), (82, 187860), (93, 165640), (101, 152520), (120, 128371), (123, 125240), (124, 124230), (155, 99384), (164, 93930), (186, 82820), (202, 76260), (205, 75144), (246, 62620), (248, 62115), (303, 50840), (310, 49692), (328, 46965), (372, 41410), (404, 38130), (410, 37572), (465, 33128), (492, 31310), (505, 30504), (606, 25420), (615, 25048), (620, 24846), (744, 20705), (808, 19065), (820, 18786), (930, 16564), (984, 15655), (1010, 15252), (1212, 12710), (1230, 12524), (1240, 12423), (1271, 12120), (1515, 10168), (1640, 9393), (1860, 8282), (2020, 7626), (2424, 6355), (2460, 6262), (2542, 6060), (3030, 5084), (3131, 4920), (3720, 4141), (3813, 4040)]