402912121276

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1$

素因数の和:720

約数の個数: 144

約数和(自身を含む): 838240026624

約数和(自身を除く): 435327905348

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 127, 172, 233, 254, 263, 301, 466, 508, 526, 602, 889, 932, 1052, 1204, 1631, 1778, 1841, 1849, 3262, 3556, 3682, 3698, 5461, 6524, 7364, 7396, 10019, 10922, 11309, 12943, 20038, 21844, 22618, 25886, 29591, 33401, 38227, 40076, 45236, 51772, 59182, 61279, 66802, 70133, 76454, 79163, 118364, 122558, 133604, 140266, 152908, 158326, 207137, 233807, 234823, 245116, 280532, 316652, 414274, 428953, 430817, 467614, 469646, 486287, 828548, 857906, 861634, 935228, 939292, 972574, 1272413, 1436243, 1643761, 1715812, 1723268, 1945148, 2544826, 2634997, 2872486, 3015719, 3287522, 3404009, 5089652, 5269994, 5744972, 6031438, 6575044, 6808018, 7782433, 8906891, 10053701, 10539988, 12062876, 13616036, 15564866, 17813782, 18444979, 20107402, 31129732, 35627564, 36889958, 40214804, 54477031, 54713759, 61758449, 73779916, 108954062, 109427518, 113304871, 123516898, 217908124, 218855036, 226609742, 247033796, 334644619, 382996313, 432309143, 453219484, 669289238, 765992626, 793134097, 864618286, 1338578476, 1531985252, 1586268194, 1729236572, 2342512333, 3172536388, 4685024666, 9370049332, 14389718617, 28779437234, 57558874468, 100728030319, 201456060638, 402912121276]

約数ペア:

[(1, 402912121276), (2, 201456060638), (4, 100728030319), (7, 57558874468), (14, 28779437234), (28, 14389718617), (43, 9370049332), (86, 4685024666), (127, 3172536388), (172, 2342512333), (233, 1729236572), (254, 1586268194), (263, 1531985252), (301, 1338578476), (466, 864618286), (508, 793134097), (526, 765992626), (602, 669289238), (889, 453219484), (932, 432309143), (1052, 382996313), (1204, 334644619), (1631, 247033796), (1778, 226609742), (1841, 218855036), (1849, 217908124), (3262, 123516898), (3556, 113304871), (3682, 109427518), (3698, 108954062), (5461, 73779916), (6524, 61758449), (7364, 54713759), (7396, 54477031), (10019, 40214804), (10922, 36889958), (11309, 35627564), (12943, 31129732), (20038, 20107402), (21844, 18444979), (22618, 17813782), (25886, 15564866), (29591, 13616036), (33401, 12062876), (38227, 10539988), (40076, 10053701), (45236, 8906891), (51772, 7782433), (59182, 6808018), (61279, 6575044), (66802, 6031438), (70133, 5744972), (76454, 5269994), (79163, 5089652), (118364, 3404009), (122558, 3287522), (133604, 3015719), (140266, 2872486), (152908, 2634997), (158326, 2544826), (207137, 1945148), (233807, 1723268), (234823, 1715812), (245116, 1643761), (280532, 1436243), (316652, 1272413), (414274, 972574), (428953, 939292), (430817, 935228), (467614, 861634), (469646, 857906), (486287, 828548)]