90275220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71647}}^1$

素因数の和:71669

約数の個数: 72

約数和(自身を含む): 312958464

約数和(自身を除く): 222683244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 71647, 143294, 214941, 286588, 358235, 429882, 501529, 644823, 716470, 859764, 1003058, 1074705, 1289646, 1432940, 1504587, 2006116, 2149410, 2507645, 2579292, 3009174, 3224115, 4298820, 4513761, 5015290, 6018348, 6448230, 7522935, 9027522, 10030580, 12896460, 15045870, 18055044, 22568805, 30091740, 45137610, 90275220]

約数ペア:

[(1, 90275220), (2, 45137610), (3, 30091740), (4, 22568805), (5, 18055044), (6, 15045870), (7, 12896460), (9, 10030580), (10, 9027522), (12, 7522935), (14, 6448230), (15, 6018348), (18, 5015290), (20, 4513761), (21, 4298820), (28, 3224115), (30, 3009174), (35, 2579292), (36, 2507645), (42, 2149410), (45, 2006116), (60, 1504587), (63, 1432940), (70, 1289646), (84, 1074705), (90, 1003058), (105, 859764), (126, 716470), (140, 644823), (180, 501529), (210, 429882), (252, 358235), (315, 286588), (420, 214941), (630, 143294), (1260, 71647)]