161810040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{192631}}^1$

素因数の和:192652

約数の個数: 64

約数和(自身を含む): 554780160

約数和(自身を除く): 392970120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 192631, 385262, 577893, 770524, 963155, 1155786, 1348417, 1541048, 1926310, 2311572, 2696834, 2889465, 3852620, 4045251, 4623144, 5393668, 5778930, 6742085, 7705240, 8090502, 10787336, 11557860, 13484170, 16181004, 20226255, 23115720, 26968340, 32362008, 40452510, 53936680, 80905020, 161810040]

約数ペア:

[(1, 161810040), (2, 80905020), (3, 53936680), (4, 40452510), (5, 32362008), (6, 26968340), (7, 23115720), (8, 20226255), (10, 16181004), (12, 13484170), (14, 11557860), (15, 10787336), (20, 8090502), (21, 7705240), (24, 6742085), (28, 5778930), (30, 5393668), (35, 4623144), (40, 4045251), (42, 3852620), (56, 2889465), (60, 2696834), (70, 2311572), (84, 1926310), (105, 1541048), (120, 1348417), (140, 1155786), (168, 963155), (210, 770524), (280, 577893), (420, 385262), (840, 192631)]