642952920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1163}}^1$

素因数の和:1465

約数の個数: 128

約数和(自身を含む): 2051619840

約数和(自身を除く): 1408666920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 271, 340, 408, 510, 542, 680, 813, 1020, 1084, 1163, 1355, 1626, 2040, 2168, 2326, 2710, 3252, 3489, 4065, 4607, 4652, 5420, 5815, 6504, 6978, 8130, 9214, 9304, 10840, 11630, 13821, 13956, 16260, 17445, 18428, 19771, 23035, 23260, 27642, 27912, 32520, 34890, 36856, 39542, 46070, 46520, 55284, 59313, 69105, 69780, 79084, 92140, 98855, 110568, 118626, 138210, 139560, 158168, 184280, 197710, 237252, 276420, 296565, 315173, 395420, 474504, 552840, 593130, 630346, 790840, 945519, 1186260, 1260692, 1575865, 1891038, 2372520, 2521384, 3151730, 3782076, 4727595, 5357941, 6303460, 7564152, 9455190, 10715882, 12606920, 16073823, 18910380, 21431764, 26789705, 32147646, 37820760, 42863528, 53579410, 64295292, 80369115, 107158820, 128590584, 160738230, 214317640, 321476460, 642952920]

約数ペア:

[(1, 642952920), (2, 321476460), (3, 214317640), (4, 160738230), (5, 128590584), (6, 107158820), (8, 80369115), (10, 64295292), (12, 53579410), (15, 42863528), (17, 37820760), (20, 32147646), (24, 26789705), (30, 21431764), (34, 18910380), (40, 16073823), (51, 12606920), (60, 10715882), (68, 9455190), (85, 7564152), (102, 6303460), (120, 5357941), (136, 4727595), (170, 3782076), (204, 3151730), (255, 2521384), (271, 2372520), (340, 1891038), (408, 1575865), (510, 1260692), (542, 1186260), (680, 945519), (813, 790840), (1020, 630346), (1084, 593130), (1163, 552840), (1355, 474504), (1626, 395420), (2040, 315173), (2168, 296565), (2326, 276420), (2710, 237252), (3252, 197710), (3489, 184280), (4065, 158168), (4607, 139560), (4652, 138210), (5420, 118626), (5815, 110568), (6504, 98855), (6978, 92140), (8130, 79084), (9214, 69780), (9304, 69105), (10840, 59313), (11630, 55284), (13821, 46520), (13956, 46070), (16260, 39542), (17445, 36856), (18428, 34890), (19771, 32520), (23035, 27912), (23260, 27642)]