90303720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:675

約数の個数: 128

約数和(自身を含む): 295021440

約数和(自身を除く): 204717720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 156, 195, 214, 260, 312, 321, 390, 428, 520, 535, 541, 642, 780, 856, 1070, 1082, 1284, 1391, 1560, 1605, 1623, 2140, 2164, 2568, 2705, 2782, 3210, 3246, 4173, 4280, 4328, 5410, 5564, 6420, 6492, 6955, 7033, 8115, 8346, 10820, 11128, 12840, 12984, 13910, 14066, 16230, 16692, 20865, 21099, 21640, 27820, 28132, 32460, 33384, 35165, 41730, 42198, 55640, 56264, 57887, 64920, 70330, 83460, 84396, 105495, 115774, 140660, 166920, 168792, 173661, 210990, 231548, 281320, 289435, 347322, 421980, 463096, 578870, 694644, 752531, 843960, 868305, 1157740, 1389288, 1505062, 1736610, 2257593, 2315480, 3010124, 3473220, 3762655, 4515186, 6020248, 6946440, 7525310, 9030372, 11287965, 15050620, 18060744, 22575930, 30101240, 45151860, 90303720]

約数ペア:

[(1, 90303720), (2, 45151860), (3, 30101240), (4, 22575930), (5, 18060744), (6, 15050620), (8, 11287965), (10, 9030372), (12, 7525310), (13, 6946440), (15, 6020248), (20, 4515186), (24, 3762655), (26, 3473220), (30, 3010124), (39, 2315480), (40, 2257593), (52, 1736610), (60, 1505062), (65, 1389288), (78, 1157740), (104, 868305), (107, 843960), (120, 752531), (130, 694644), (156, 578870), (195, 463096), (214, 421980), (260, 347322), (312, 289435), (321, 281320), (390, 231548), (428, 210990), (520, 173661), (535, 168792), (541, 166920), (642, 140660), (780, 115774), (856, 105495), (1070, 84396), (1082, 83460), (1284, 70330), (1391, 64920), (1560, 57887), (1605, 56264), (1623, 55640), (2140, 42198), (2164, 41730), (2568, 35165), (2705, 33384), (2782, 32460), (3210, 28132), (3246, 27820), (4173, 21640), (4280, 21099), (4328, 20865), (5410, 16692), (5564, 16230), (6420, 14066), (6492, 13910), (6955, 12984), (7033, 12840), (8115, 11128), (8346, 10820)]