156736980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2129}}^1$

素因数の和:2553

約数の個数: 72

約数和(自身を含む): 476821800

約数和(自身を除く): 320084820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1227, 1636, 2045, 2129, 2454, 3681, 4090, 4258, 4908, 6135, 6387, 7362, 8180, 8516, 10645, 12270, 12774, 14724, 18405, 19161, 21290, 24540, 25548, 31935, 36810, 38322, 42580, 63870, 73620, 76644, 95805, 127740, 191610, 383220, 870761, 1741522, 2612283, 3483044, 4353805, 5224566, 7836849, 8707610, 10449132, 13061415, 15673698, 17415220, 26122830, 31347396, 39184245, 52245660, 78368490, 156736980]

約数ペア:

[(1, 156736980), (2, 78368490), (3, 52245660), (4, 39184245), (5, 31347396), (6, 26122830), (9, 17415220), (10, 15673698), (12, 13061415), (15, 10449132), (18, 8707610), (20, 7836849), (30, 5224566), (36, 4353805), (45, 3483044), (60, 2612283), (90, 1741522), (180, 870761), (409, 383220), (818, 191610), (1227, 127740), (1636, 95805), (2045, 76644), (2129, 73620), (2454, 63870), (3681, 42580), (4090, 38322), (4258, 36810), (4908, 31935), (6135, 25548), (6387, 24540), (7362, 21290), (8180, 19161), (8516, 18405), (10645, 14724), (12270, 12774)]