7481978140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{463}}^1\times {\mathrm{683}}^1$

素因数の和:1188

約数の個数: 144

約数和(自身を含む): 19514815488

約数和(自身を除く): 12032837348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 463, 676, 683, 845, 910, 926, 1183, 1366, 1690, 1820, 1852, 2315, 2366, 2732, 3241, 3380, 3415, 4630, 4732, 4781, 5915, 6019, 6482, 6830, 8879, 9260, 9562, 11830, 12038, 12964, 13660, 16205, 17758, 19124, 23660, 23905, 24076, 30095, 32410, 35516, 42133, 44395, 47810, 60190, 62153, 64820, 78247, 84266, 88790, 95620, 115427, 120380, 124306, 156494, 168532, 177580, 210665, 230854, 248612, 310765, 312988, 316229, 391235, 421330, 461708, 547729, 577135, 621530, 632458, 782470, 807989, 842660, 1095458, 1154270, 1243060, 1264916, 1564940, 1581145, 1615978, 2190916, 2213603, 2308540, 2738645, 3162290, 3231956, 4039945, 4110977, 4427206, 5477290, 6324580, 8079890, 8221954, 8854412, 10954580, 11068015, 16159780, 16443908, 20554885, 22136030, 28776839, 41109770, 44272060, 53442701, 57553678, 82219540, 106885402, 115107356, 143884195, 213770804, 267213505, 287768390, 374098907, 534427010, 575536780, 748197814, 1068854020, 1496395628, 1870494535, 3740989070, 7481978140]

約数ペア:

[(1, 7481978140), (2, 3740989070), (4, 1870494535), (5, 1496395628), (7, 1068854020), (10, 748197814), (13, 575536780), (14, 534427010), (20, 374098907), (26, 287768390), (28, 267213505), (35, 213770804), (52, 143884195), (65, 115107356), (70, 106885402), (91, 82219540), (130, 57553678), (140, 53442701), (169, 44272060), (182, 41109770), (260, 28776839), (338, 22136030), (364, 20554885), (455, 16443908), (463, 16159780), (676, 11068015), (683, 10954580), (845, 8854412), (910, 8221954), (926, 8079890), (1183, 6324580), (1366, 5477290), (1690, 4427206), (1820, 4110977), (1852, 4039945), (2315, 3231956), (2366, 3162290), (2732, 2738645), (3241, 2308540), (3380, 2213603), (3415, 2190916), (4630, 1615978), (4732, 1581145), (4781, 1564940), (5915, 1264916), (6019, 1243060), (6482, 1154270), (6830, 1095458), (8879, 842660), (9260, 807989), (9562, 782470), (11830, 632458), (12038, 621530), (12964, 577135), (13660, 547729), (16205, 461708), (17758, 421330), (19124, 391235), (23660, 316229), (23905, 312988), (24076, 310765), (30095, 248612), (32410, 230854), (35516, 210665), (42133, 177580), (44395, 168532), (47810, 156494), (60190, 124306), (62153, 120380), (64820, 115427), (78247, 95620), (84266, 88790)]