740147508

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{2069}}^1$

素因数の和:2621

約数の個数: 72

約数和(自身を含む): 1974117600

約数和(自身を除く): 1233970092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 523, 684, 1046, 1569, 2069, 2092, 3138, 4138, 4707, 6207, 6276, 8276, 9414, 9937, 12414, 18621, 18828, 19874, 24828, 29811, 37242, 39311, 39748, 59622, 74484, 78622, 89433, 117933, 119244, 157244, 178866, 235866, 353799, 357732, 471732, 707598, 1082087, 1415196, 2164174, 3246261, 4328348, 6492522, 9738783, 12985044, 19477566, 20559653, 38955132, 41119306, 61678959, 82238612, 123357918, 185036877, 246715836, 370073754, 740147508]

約数ペア:

[(1, 740147508), (2, 370073754), (3, 246715836), (4, 185036877), (6, 123357918), (9, 82238612), (12, 61678959), (18, 41119306), (19, 38955132), (36, 20559653), (38, 19477566), (57, 12985044), (76, 9738783), (114, 6492522), (171, 4328348), (228, 3246261), (342, 2164174), (523, 1415196), (684, 1082087), (1046, 707598), (1569, 471732), (2069, 357732), (2092, 353799), (3138, 235866), (4138, 178866), (4707, 157244), (6207, 119244), (6276, 117933), (8276, 89433), (9414, 78622), (9937, 74484), (12414, 59622), (18621, 39748), (18828, 39311), (19874, 37242), (24828, 29811)]