65921520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39239}}^1$

素因数の和:39262

約数の個数: 80

約数和(自身を含む): 233556480

約数和(自身を除く): 167634960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39239, 78478, 117717, 156956, 196195, 235434, 274673, 313912, 392390, 470868, 549346, 588585, 627824, 784780, 824019, 941736, 1098692, 1177170, 1373365, 1569560, 1648038, 1883472, 2197384, 2354340, 2746730, 3139120, 3296076, 4120095, 4394768, 4708680, 5493460, 6592152, 8240190, 9417360, 10986920, 13184304, 16480380, 21973840, 32960760, 65921520]

約数ペア:

[(1, 65921520), (2, 32960760), (3, 21973840), (4, 16480380), (5, 13184304), (6, 10986920), (7, 9417360), (8, 8240190), (10, 6592152), (12, 5493460), (14, 4708680), (15, 4394768), (16, 4120095), (20, 3296076), (21, 3139120), (24, 2746730), (28, 2354340), (30, 2197384), (35, 1883472), (40, 1648038), (42, 1569560), (48, 1373365), (56, 1177170), (60, 1098692), (70, 941736), (80, 824019), (84, 784780), (105, 627824), (112, 588585), (120, 549346), (140, 470868), (168, 392390), (210, 313912), (240, 274673), (280, 235434), (336, 196195), (420, 156956), (560, 117717), (840, 78478), (1680, 39239)]