90757020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 261608256

約数和(自身を除く): 170851236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 137, 181, 183, 244, 274, 305, 362, 366, 411, 543, 548, 610, 685, 724, 732, 822, 905, 915, 1086, 1220, 1370, 1644, 1810, 1830, 2055, 2172, 2715, 2740, 3620, 3660, 4110, 5430, 8220, 8357, 10860, 11041, 16714, 22082, 24797, 25071, 33123, 33428, 41785, 44164, 49594, 50142, 55205, 66246, 74391, 83570, 99188, 100284, 110410, 123985, 125355, 132492, 148782, 165615, 167140, 220820, 247970, 250710, 297564, 331230, 371955, 495940, 501420, 662460, 743910, 1487820, 1512617, 3025234, 4537851, 6050468, 7563085, 9075702, 15126170, 18151404, 22689255, 30252340, 45378510, 90757020]

約数ペア:

[(1, 90757020), (2, 45378510), (3, 30252340), (4, 22689255), (5, 18151404), (6, 15126170), (10, 9075702), (12, 7563085), (15, 6050468), (20, 4537851), (30, 3025234), (60, 1512617), (61, 1487820), (122, 743910), (137, 662460), (181, 501420), (183, 495940), (244, 371955), (274, 331230), (305, 297564), (362, 250710), (366, 247970), (411, 220820), (543, 167140), (548, 165615), (610, 148782), (685, 132492), (724, 125355), (732, 123985), (822, 110410), (905, 100284), (915, 99188), (1086, 83570), (1220, 74391), (1370, 66246), (1644, 55205), (1810, 50142), (1830, 49594), (2055, 44164), (2172, 41785), (2715, 33428), (2740, 33123), (3620, 25071), (3660, 24797), (4110, 22082), (5430, 16714), (8220, 11041), (8357, 10860)]