289796680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2269}}^1$

素因数の和:2414

約数の個数: 64

約数和(自身を含む): 679910400

約数和(自身を除く): 390113720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 412, 515, 620, 824, 1030, 1240, 2060, 2269, 3193, 4120, 4538, 6386, 9076, 11345, 12772, 15965, 18152, 22690, 25544, 31930, 45380, 63860, 70339, 90760, 127720, 140678, 233707, 281356, 351695, 467414, 562712, 703390, 934828, 1168535, 1406780, 1869656, 2337070, 2813560, 4674140, 7244917, 9348280, 14489834, 28979668, 36224585, 57959336, 72449170, 144898340, 289796680]

約数ペア:

[(1, 289796680), (2, 144898340), (4, 72449170), (5, 57959336), (8, 36224585), (10, 28979668), (20, 14489834), (31, 9348280), (40, 7244917), (62, 4674140), (103, 2813560), (124, 2337070), (155, 1869656), (206, 1406780), (248, 1168535), (310, 934828), (412, 703390), (515, 562712), (620, 467414), (824, 351695), (1030, 281356), (1240, 233707), (2060, 140678), (2269, 127720), (3193, 90760), (4120, 70339), (4538, 63860), (6386, 45380), (9076, 31930), (11345, 25544), (12772, 22690), (15965, 18152)]