18255840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 96

約数和(自身を含む): 58405536

約数和(自身を除く): 40149696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 73, 80, 96, 120, 146, 160, 219, 240, 292, 365, 438, 480, 521, 584, 730, 876, 1042, 1095, 1168, 1460, 1563, 1752, 2084, 2190, 2336, 2605, 2920, 3126, 3504, 4168, 4380, 5210, 5840, 6252, 7008, 7815, 8336, 8760, 10420, 11680, 12504, 15630, 16672, 17520, 20840, 25008, 31260, 35040, 38033, 41680, 50016, 62520, 76066, 83360, 114099, 125040, 152132, 190165, 228198, 250080, 304264, 380330, 456396, 570495, 608528, 760660, 912792, 1140990, 1217056, 1521320, 1825584, 2281980, 3042640, 3651168, 4563960, 6085280, 9127920, 18255840]

約数ペア:

[(1, 18255840), (2, 9127920), (3, 6085280), (4, 4563960), (5, 3651168), (6, 3042640), (8, 2281980), (10, 1825584), (12, 1521320), (15, 1217056), (16, 1140990), (20, 912792), (24, 760660), (30, 608528), (32, 570495), (40, 456396), (48, 380330), (60, 304264), (73, 250080), (80, 228198), (96, 190165), (120, 152132), (146, 125040), (160, 114099), (219, 83360), (240, 76066), (292, 62520), (365, 50016), (438, 41680), (480, 38033), (521, 35040), (584, 31260), (730, 25008), (876, 20840), (1042, 17520), (1095, 16672), (1168, 15630), (1460, 12504), (1563, 11680), (1752, 10420), (2084, 8760), (2190, 8336), (2336, 7815), (2605, 7008), (2920, 6252), (3126, 5840), (3504, 5210), (4168, 4380)]