644453160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{413111}}^1$

素因数の和:413138

約数の個数: 64

約数和(自身を含む): 2082084480

約数和(自身を除く): 1437631320

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, 413111, 826222, 1239333, 1652444, 2065555, 2478666, 3304888, 4131110, 4957332, 5370443, 6196665, 8262220, 9914664, 10740886, 12393330, 16111329, 16524440, 21481772, 24786660, 26852215, 32222658, 42963544, 49573320, 53704430, 64445316, 80556645, 107408860, 128890632, 161113290, 214817720, 322226580, 644453160]

約数ペア:

[(1, 644453160), (2, 322226580), (3, 214817720), (4, 161113290), (5, 128890632), (6, 107408860), (8, 80556645), (10, 64445316), (12, 53704430), (13, 49573320), (15, 42963544), (20, 32222658), (24, 26852215), (26, 24786660), (30, 21481772), (39, 16524440), (40, 16111329), (52, 12393330), (60, 10740886), (65, 9914664), (78, 8262220), (104, 6196665), (120, 5370443), (130, 4957332), (156, 4131110), (195, 3304888), (260, 2478666), (312, 2065555), (390, 1652444), (520, 1239333), (780, 826222), (1560, 413111)]