643452120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19219}}^1$

素因数の和:19270

約数の個数: 128

約数和(自身を含む): 2214144000

約数和(自身を除く): 1570691880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 19219, 33480, 38438, 57657, 76876, 96095, 115314, 153752, 172971, 192190, 230628, 288285, 345942, 384380, 461256, 518913, 576570, 595789, 691884, 768760, 864855, 1037826, 1153140, 1191578, 1383768, 1729710, 1787367, 2075652, 2306280, 2383156, 2594565, 2978945, 3459420, 3574734, 4151304, 4766312, 5189130, 5362101, 5957890, 6918840, 7149468, 8936835, 10378260, 10724202, 11915780, 14298936, 16086303, 17873670, 20756520, 21448404, 23831560, 26810505, 32172606, 35747340, 42896808, 53621010, 64345212, 71494680, 80431515, 107242020, 128690424, 160863030, 214484040, 321726060, 643452120]

約数ペア:

[(1, 643452120), (2, 321726060), (3, 214484040), (4, 160863030), (5, 128690424), (6, 107242020), (8, 80431515), (9, 71494680), (10, 64345212), (12, 53621010), (15, 42896808), (18, 35747340), (20, 32172606), (24, 26810505), (27, 23831560), (30, 21448404), (31, 20756520), (36, 17873670), (40, 16086303), (45, 14298936), (54, 11915780), (60, 10724202), (62, 10378260), (72, 8936835), (90, 7149468), (93, 6918840), (108, 5957890), (120, 5362101), (124, 5189130), (135, 4766312), (155, 4151304), (180, 3574734), (186, 3459420), (216, 2978945), (248, 2594565), (270, 2383156), (279, 2306280), (310, 2075652), (360, 1787367), (372, 1729710), (465, 1383768), (540, 1191578), (558, 1153140), (620, 1037826), (744, 864855), (837, 768760), (930, 691884), (1080, 595789), (1116, 576570), (1240, 518913), (1395, 461256), (1674, 384380), (1860, 345942), (2232, 288285), (2790, 230628), (3348, 192190), (3720, 172971), (4185, 153752), (5580, 115314), (6696, 96095), (8370, 76876), (11160, 57657), (16740, 38438), (19219, 33480)]