20199985320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1\times {\mathrm{3323}}^1$

素因数の和:3799

約数の個数: 128

約数和(自身を含む): 61172236800

約数和(自身を除く): 40972251480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179, 283, 358, 537, 566, 716, 849, 895, 1074, 1132, 1415, 1432, 1698, 1790, 2148, 2264, 2685, 2830, 3323, 3396, 3580, 4245, 4296, 5370, 5660, 6646, 6792, 7160, 8490, 9969, 10740, 11320, 13292, 16615, 16980, 19938, 21480, 26584, 33230, 33960, 39876, 49845, 50657, 66460, 79752, 99690, 101314, 132920, 151971, 199380, 202628, 253285, 303942, 398760, 405256, 506570, 594817, 607884, 759855, 940409, 1013140, 1189634, 1215768, 1519710, 1784451, 1880818, 2026280, 2379268, 2821227, 2974085, 3039420, 3568902, 3761636, 4702045, 4758536, 5642454, 5948170, 6078840, 7137804, 7523272, 8922255, 9404090, 11284908, 11896340, 14106135, 14275608, 17844510, 18808180, 22569816, 23792680, 28212270, 35689020, 37616360, 56424540, 71378040, 112849080, 168333211, 336666422, 504999633, 673332844, 841666055, 1009999266, 1346665688, 1683332110, 2019998532, 2524998165, 3366664220, 4039997064, 5049996330, 6733328440, 10099992660, 20199985320]

約数ペア:

[(1, 20199985320), (2, 10099992660), (3, 6733328440), (4, 5049996330), (5, 4039997064), (6, 3366664220), (8, 2524998165), (10, 2019998532), (12, 1683332110), (15, 1346665688), (20, 1009999266), (24, 841666055), (30, 673332844), (40, 504999633), (60, 336666422), (120, 168333211), (179, 112849080), (283, 71378040), (358, 56424540), (537, 37616360), (566, 35689020), (716, 28212270), (849, 23792680), (895, 22569816), (1074, 18808180), (1132, 17844510), (1415, 14275608), (1432, 14106135), (1698, 11896340), (1790, 11284908), (2148, 9404090), (2264, 8922255), (2685, 7523272), (2830, 7137804), (3323, 6078840), (3396, 5948170), (3580, 5642454), (4245, 4758536), (4296, 4702045), (5370, 3761636), (5660, 3568902), (6646, 3039420), (6792, 2974085), (7160, 2821227), (8490, 2379268), (9969, 2026280), (10740, 1880818), (11320, 1784451), (13292, 1519710), (16615, 1215768), (16980, 1189634), (19938, 1013140), (21480, 940409), (26584, 759855), (33230, 607884), (33960, 594817), (39876, 506570), (49845, 405256), (50657, 398760), (66460, 303942), (79752, 253285), (99690, 202628), (101314, 199380), (132920, 151971)]