82146540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{27941}}^1$

素因数の和:27967

約数の個数: 72

約数和(自身を含む): 267572592

約数和(自身を除く): 185426052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 27941, 55882, 83823, 111764, 139705, 167646, 195587, 279410, 335292, 391174, 419115, 558820, 586761, 782348, 838230, 977935, 1173522, 1369109, 1676460, 1955870, 2347044, 2738218, 2933805, 3911740, 4107327, 5476436, 5867610, 6845545, 8214654, 11735220, 13691090, 16429308, 20536635, 27382180, 41073270, 82146540]

約数ペア:

[(1, 82146540), (2, 41073270), (3, 27382180), (4, 20536635), (5, 16429308), (6, 13691090), (7, 11735220), (10, 8214654), (12, 6845545), (14, 5867610), (15, 5476436), (20, 4107327), (21, 3911740), (28, 2933805), (30, 2738218), (35, 2347044), (42, 1955870), (49, 1676460), (60, 1369109), (70, 1173522), (84, 977935), (98, 838230), (105, 782348), (140, 586761), (147, 558820), (196, 419115), (210, 391174), (245, 335292), (294, 279410), (420, 195587), (490, 167646), (588, 139705), (735, 111764), (980, 83823), (1470, 55882), (2940, 27941)]