208017420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{266689}}^1$

素因数の和:266714

約数の個数: 48

約数和(自身を含む): 627254880

約数和(自身を除く): 419237460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 266689, 533378, 800067, 1066756, 1333445, 1600134, 2666890, 3200268, 3466957, 4000335, 5333780, 6933914, 8000670, 10400871, 13867828, 16001340, 17334785, 20801742, 34669570, 41603484, 52004355, 69339140, 104008710, 208017420]

約数ペア:

[(1, 208017420), (2, 104008710), (3, 69339140), (4, 52004355), (5, 41603484), (6, 34669570), (10, 20801742), (12, 17334785), (13, 16001340), (15, 13867828), (20, 10400871), (26, 8000670), (30, 6933914), (39, 5333780), (52, 4000335), (60, 3466957), (65, 3200268), (78, 2666890), (130, 1600134), (156, 1333445), (195, 1066756), (260, 800067), (390, 533378), (780, 266689)]