2780451030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{159521}}^1$

素因数の和:159621

約数の個数: 64

約数和(自身を含む): 7718312448

約数和(自身を除く): 4937861418

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 83, 105, 166, 210, 249, 415, 498, 581, 830, 1162, 1245, 1743, 2490, 2905, 3486, 5810, 8715, 17430, 159521, 319042, 478563, 797605, 957126, 1116647, 1595210, 2233294, 2392815, 3349941, 4785630, 5583235, 6699882, 11166470, 13240243, 16749705, 26480486, 33499410, 39720729, 66201215, 79441458, 92681701, 132402430, 185363402, 198603645, 278045103, 397207290, 463408505, 556090206, 926817010, 1390225515, 2780451030]

約数ペア:

[(1, 2780451030), (2, 1390225515), (3, 926817010), (5, 556090206), (6, 463408505), (7, 397207290), (10, 278045103), (14, 198603645), (15, 185363402), (21, 132402430), (30, 92681701), (35, 79441458), (42, 66201215), (70, 39720729), (83, 33499410), (105, 26480486), (166, 16749705), (210, 13240243), (249, 11166470), (415, 6699882), (498, 5583235), (581, 4785630), (830, 3349941), (1162, 2392815), (1245, 2233294), (1743, 1595210), (2490, 1116647), (2905, 957126), (3486, 797605), (5810, 478563), (8715, 319042), (17430, 159521)]