193996920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3361}}^1$

素因数の和:3425

約数の個数: 128

約数和(自身を含む): 643890240

約数和(自身を除く): 449893320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1443, 1480, 1560, 1924, 2220, 2405, 2886, 3361, 3848, 4440, 4810, 5772, 6722, 7215, 9620, 10083, 11544, 13444, 14430, 16805, 19240, 20166, 26888, 28860, 33610, 40332, 43693, 50415, 57720, 67220, 80664, 87386, 100830, 124357, 131079, 134440, 174772, 201660, 218465, 248714, 262158, 349544, 373071, 403320, 436930, 497428, 524316, 621785, 655395, 746142, 873860, 994856, 1048632, 1243570, 1310790, 1492284, 1616641, 1747720, 1865355, 2487140, 2621580, 2984568, 3233282, 3730710, 4849923, 4974280, 5243160, 6466564, 7461420, 8083205, 9699846, 12933128, 14922840, 16166410, 19399692, 24249615, 32332820, 38799384, 48499230, 64665640, 96998460, 193996920]

約数ペア:

[(1, 193996920), (2, 96998460), (3, 64665640), (4, 48499230), (5, 38799384), (6, 32332820), (8, 24249615), (10, 19399692), (12, 16166410), (13, 14922840), (15, 12933128), (20, 9699846), (24, 8083205), (26, 7461420), (30, 6466564), (37, 5243160), (39, 4974280), (40, 4849923), (52, 3730710), (60, 3233282), (65, 2984568), (74, 2621580), (78, 2487140), (104, 1865355), (111, 1747720), (120, 1616641), (130, 1492284), (148, 1310790), (156, 1243570), (185, 1048632), (195, 994856), (222, 873860), (260, 746142), (296, 655395), (312, 621785), (370, 524316), (390, 497428), (444, 436930), (481, 403320), (520, 373071), (555, 349544), (740, 262158), (780, 248714), (888, 218465), (962, 201660), (1110, 174772), (1443, 134440), (1480, 131079), (1560, 124357), (1924, 100830), (2220, 87386), (2405, 80664), (2886, 67220), (3361, 57720), (3848, 50415), (4440, 43693), (4810, 40332), (5772, 33610), (6722, 28860), (7215, 26888), (9620, 20166), (10083, 19240), (11544, 16805), (13444, 14430)]