20180632920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{4831}}^1\times {\mathrm{4973}}^1$

素因数の和:9825

約数の個数: 128

約数和(自身を含む): 69218979840

約数和(自身を除く): 49038346920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 4831, 4973, 9662, 9946, 14493, 14919, 19324, 19892, 24155, 24865, 28986, 29838, 33817, 34811, 38648, 39784, 48310, 49730, 57972, 59676, 67634, 69622, 72465, 74595, 96620, 99460, 101451, 104433, 115944, 119352, 135268, 139244, 144930, 149190, 169085, 174055, 193240, 198920, 202902, 208866, 270536, 278488, 289860, 298380, 338170, 348110, 405804, 417732, 507255, 522165, 579720, 596760, 676340, 696220, 811608, 835464, 1014510, 1044330, 1352680, 1392440, 2029020, 2088660, 4058040, 4177320, 24024563, 48049126, 72073689, 96098252, 120122815, 144147378, 168171941, 192196504, 240245630, 288294756, 336343882, 360368445, 480491260, 504515823, 576589512, 672687764, 720736890, 840859705, 960982520, 1009031646, 1345375528, 1441473780, 1681719410, 2018063292, 2522579115, 2882947560, 3363438820, 4036126584, 5045158230, 6726877640, 10090316460, 20180632920]

約数ペア:

[(1, 20180632920), (2, 10090316460), (3, 6726877640), (4, 5045158230), (5, 4036126584), (6, 3363438820), (7, 2882947560), (8, 2522579115), (10, 2018063292), (12, 1681719410), (14, 1441473780), (15, 1345375528), (20, 1009031646), (21, 960982520), (24, 840859705), (28, 720736890), (30, 672687764), (35, 576589512), (40, 504515823), (42, 480491260), (56, 360368445), (60, 336343882), (70, 288294756), (84, 240245630), (105, 192196504), (120, 168171941), (140, 144147378), (168, 120122815), (210, 96098252), (280, 72073689), (420, 48049126), (840, 24024563), (4831, 4177320), (4973, 4058040), (9662, 2088660), (9946, 2029020), (14493, 1392440), (14919, 1352680), (19324, 1044330), (19892, 1014510), (24155, 835464), (24865, 811608), (28986, 696220), (29838, 676340), (33817, 596760), (34811, 579720), (38648, 522165), (39784, 507255), (48310, 417732), (49730, 405804), (57972, 348110), (59676, 338170), (67634, 298380), (69622, 289860), (72465, 278488), (74595, 270536), (96620, 208866), (99460, 202902), (101451, 198920), (104433, 193240), (115944, 174055), (119352, 169085), (135268, 149190), (139244, 144930)]