69319980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20269}}^1$

素因数の和:20303

約数の個数: 72

約数和(自身を含む): 221348400

約数和(自身を除く): 152028420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 20269, 40538, 60807, 81076, 101345, 121614, 182421, 202690, 243228, 304035, 364842, 385111, 405380, 608070, 729684, 770222, 912105, 1155333, 1216140, 1540444, 1824210, 1925555, 2310666, 3465999, 3648420, 3851110, 4621332, 5776665, 6931998, 7702220, 11553330, 13863996, 17329995, 23106660, 34659990, 69319980]

約数ペア:

[(1, 69319980), (2, 34659990), (3, 23106660), (4, 17329995), (5, 13863996), (6, 11553330), (9, 7702220), (10, 6931998), (12, 5776665), (15, 4621332), (18, 3851110), (19, 3648420), (20, 3465999), (30, 2310666), (36, 1925555), (38, 1824210), (45, 1540444), (57, 1216140), (60, 1155333), (76, 912105), (90, 770222), (95, 729684), (114, 608070), (171, 405380), (180, 385111), (190, 364842), (228, 304035), (285, 243228), (342, 202690), (380, 182421), (570, 121614), (684, 101345), (855, 81076), (1140, 60807), (1710, 40538), (3420, 20269)]