490172280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{314213}}^1$

素因数の和:314240

約数の個数: 64

約数和(自身を含む): 1583638560

約数和(自身を除く): 1093466280

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, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 314213, 628426, 942639, 1256852, 1571065, 1885278, 2513704, 3142130, 3770556, 4084769, 4713195, 6284260, 7541112, 8169538, 9426390, 12254307, 12568520, 16339076, 18852780, 20423845, 24508614, 32678152, 37705560, 40847690, 49017228, 61271535, 81695380, 98034456, 122543070, 163390760, 245086140, 490172280]

約数ペア:

[(1, 490172280), (2, 245086140), (3, 163390760), (4, 122543070), (5, 98034456), (6, 81695380), (8, 61271535), (10, 49017228), (12, 40847690), (13, 37705560), (15, 32678152), (20, 24508614), (24, 20423845), (26, 18852780), (30, 16339076), (39, 12568520), (40, 12254307), (52, 9426390), (60, 8169538), (65, 7541112), (78, 6284260), (104, 4713195), (120, 4084769), (130, 3770556), (156, 3142130), (195, 2513704), (260, 1885278), (312, 1571065), (390, 1256852), (520, 942639), (780, 628426), (1560, 314213)]