858621780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251059}}^1$

素因数の和:251093

約数の個数: 72

約数和(自身を含む): 2741575200

約数和(自身を除く): 1882953420

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, 251059, 502118, 753177, 1004236, 1255295, 1506354, 2259531, 2510590, 3012708, 3765885, 4519062, 4770121, 5021180, 7531770, 9038124, 9540242, 11297655, 14310363, 15063540, 19080484, 22595310, 23850605, 28620726, 42931089, 45190620, 47701210, 57241452, 71551815, 85862178, 95402420, 143103630, 171724356, 214655445, 286207260, 429310890, 858621780]

約数ペア:

[(1, 858621780), (2, 429310890), (3, 286207260), (4, 214655445), (5, 171724356), (6, 143103630), (9, 95402420), (10, 85862178), (12, 71551815), (15, 57241452), (18, 47701210), (19, 45190620), (20, 42931089), (30, 28620726), (36, 23850605), (38, 22595310), (45, 19080484), (57, 15063540), (60, 14310363), (76, 11297655), (90, 9540242), (95, 9038124), (114, 7531770), (171, 5021180), (180, 4770121), (190, 4519062), (228, 3765885), (285, 3012708), (342, 2510590), (380, 2259531), (570, 1506354), (684, 1255295), (855, 1004236), (1140, 753177), (1710, 502118), (3420, 251059)]