20145123012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{499}}^1\times {\mathrm{1663}}^1$

素因数の和:2210

約数の個数: 144

約数和(自身を含む): 57214976000

約数和(自身を除く): 37069852988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 289, 357, 476, 499, 578, 714, 867, 998, 1156, 1428, 1497, 1663, 1734, 1996, 2023, 2994, 3326, 3468, 3493, 4046, 4989, 5988, 6069, 6652, 6986, 8092, 8483, 9978, 10479, 11641, 12138, 13972, 16966, 19956, 20958, 23282, 24276, 25449, 28271, 33932, 34923, 41916, 46564, 50898, 56542, 59381, 69846, 84813, 101796, 113084, 118762, 139692, 144211, 169626, 178143, 197897, 237524, 288422, 339252, 356286, 395794, 432633, 480607, 576844, 593691, 712572, 791588, 829837, 865266, 961214, 1009477, 1187382, 1441821, 1659674, 1730532, 1922428, 2018954, 2374764, 2489511, 2883642, 3028431, 3319348, 3364249, 4037908, 4979022, 5767284, 5808859, 6056862, 6728498, 9958044, 10092747, 11617718, 12113724, 13456996, 14107229, 17426577, 20185494, 23235436, 28214458, 34853154, 40370988, 42321687, 56428916, 69706308, 84643374, 98750603, 169286748, 197501206, 239822893, 296251809, 395002412, 479645786, 592503618, 719468679, 959291572, 1185007236, 1438937358, 1678760251, 2877874716, 3357520502, 5036280753, 6715041004, 10072561506, 20145123012]

約数ペア:

[(1, 20145123012), (2, 10072561506), (3, 6715041004), (4, 5036280753), (6, 3357520502), (7, 2877874716), (12, 1678760251), (14, 1438937358), (17, 1185007236), (21, 959291572), (28, 719468679), (34, 592503618), (42, 479645786), (51, 395002412), (68, 296251809), (84, 239822893), (102, 197501206), (119, 169286748), (204, 98750603), (238, 84643374), (289, 69706308), (357, 56428916), (476, 42321687), (499, 40370988), (578, 34853154), (714, 28214458), (867, 23235436), (998, 20185494), (1156, 17426577), (1428, 14107229), (1497, 13456996), (1663, 12113724), (1734, 11617718), (1996, 10092747), (2023, 9958044), (2994, 6728498), (3326, 6056862), (3468, 5808859), (3493, 5767284), (4046, 4979022), (4989, 4037908), (5988, 3364249), (6069, 3319348), (6652, 3028431), (6986, 2883642), (8092, 2489511), (8483, 2374764), (9978, 2018954), (10479, 1922428), (11641, 1730532), (12138, 1659674), (13972, 1441821), (16966, 1187382), (19956, 1009477), (20958, 961214), (23282, 865266), (24276, 829837), (25449, 791588), (28271, 712572), (33932, 593691), (34923, 576844), (41916, 480607), (46564, 432633), (50898, 395794), (56542, 356286), (59381, 339252), (69846, 288422), (84813, 237524), (101796, 197897), (113084, 178143), (118762, 169626), (139692, 144211)]