2018656980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{141959}}^1$

素因数の和:142053

約数の個数: 72

約数和(自身を含む): 6200812800

約数和(自身を除く): 4182155820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 14220, 141959, 283918, 425877, 567836, 709795, 851754, 1277631, 1419590, 1703508, 2129385, 2555262, 2839180, 4258770, 5110524, 6388155, 8517540, 11214761, 12776310, 22429522, 25552620, 33644283, 44859044, 56073805, 67288566, 100932849, 112147610, 134577132, 168221415, 201865698, 224295220, 336442830, 403731396, 504664245, 672885660, 1009328490, 2018656980]

約数ペア:

[(1, 2018656980), (2, 1009328490), (3, 672885660), (4, 504664245), (5, 403731396), (6, 336442830), (9, 224295220), (10, 201865698), (12, 168221415), (15, 134577132), (18, 112147610), (20, 100932849), (30, 67288566), (36, 56073805), (45, 44859044), (60, 33644283), (79, 25552620), (90, 22429522), (158, 12776310), (180, 11214761), (237, 8517540), (316, 6388155), (395, 5110524), (474, 4258770), (711, 2839180), (790, 2555262), (948, 2129385), (1185, 1703508), (1422, 1419590), (1580, 1277631), (2370, 851754), (2844, 709795), (3555, 567836), (4740, 425877), (7110, 283918), (14220, 141959)]