47438040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 128

約数和(自身を含む): 156764160

約数和(自身を除く): 109326120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 470, 520, 564, 611, 647, 705, 780, 940, 1128, 1222, 1294, 1410, 1560, 1833, 1880, 1941, 2444, 2588, 2820, 3055, 3235, 3666, 3882, 4888, 5176, 5640, 6110, 6470, 7332, 7764, 8411, 9165, 9705, 12220, 12940, 14664, 15528, 16822, 18330, 19410, 24440, 25233, 25880, 30409, 33644, 36660, 38820, 42055, 50466, 60818, 67288, 73320, 77640, 84110, 91227, 100932, 121636, 126165, 152045, 168220, 182454, 201864, 243272, 252330, 304090, 336440, 364908, 395317, 456135, 504660, 608180, 729816, 790634, 912270, 1009320, 1185951, 1216360, 1581268, 1824540, 1976585, 2371902, 3162536, 3649080, 3953170, 4743804, 5929755, 7906340, 9487608, 11859510, 15812680, 23719020, 47438040]

約数ペア:

[(1, 47438040), (2, 23719020), (3, 15812680), (4, 11859510), (5, 9487608), (6, 7906340), (8, 5929755), (10, 4743804), (12, 3953170), (13, 3649080), (15, 3162536), (20, 2371902), (24, 1976585), (26, 1824540), (30, 1581268), (39, 1216360), (40, 1185951), (47, 1009320), (52, 912270), (60, 790634), (65, 729816), (78, 608180), (94, 504660), (104, 456135), (120, 395317), (130, 364908), (141, 336440), (156, 304090), (188, 252330), (195, 243272), (235, 201864), (260, 182454), (282, 168220), (312, 152045), (376, 126165), (390, 121636), (470, 100932), (520, 91227), (564, 84110), (611, 77640), (647, 73320), (705, 67288), (780, 60818), (940, 50466), (1128, 42055), (1222, 38820), (1294, 36660), (1410, 33644), (1560, 30409), (1833, 25880), (1880, 25233), (1941, 24440), (2444, 19410), (2588, 18330), (2820, 16822), (3055, 15528), (3235, 14664), (3666, 12940), (3882, 12220), (4888, 9705), (5176, 9165), (5640, 8411), (6110, 7764), (6470, 7332)]