542360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 1512000

約数和(自身を除く): 969640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 149, 182, 260, 280, 298, 364, 455, 520, 596, 728, 745, 910, 1043, 1192, 1490, 1820, 1937, 2086, 2980, 3640, 3874, 4172, 5215, 5960, 7748, 8344, 9685, 10430, 13559, 15496, 19370, 20860, 27118, 38740, 41720, 54236, 67795, 77480, 108472, 135590, 271180, 542360]

約数ペア:

[(1, 542360), (2, 271180), (4, 135590), (5, 108472), (7, 77480), (8, 67795), (10, 54236), (13, 41720), (14, 38740), (20, 27118), (26, 20860), (28, 19370), (35, 15496), (40, 13559), (52, 10430), (56, 9685), (65, 8344), (70, 7748), (91, 5960), (104, 5215), (130, 4172), (140, 3874), (149, 3640), (182, 2980), (260, 2086), (280, 1937), (298, 1820), (364, 1490), (455, 1192), (520, 1043), (596, 910), (728, 745)]