291270870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{971}}^1$

素因数の和:1099

約数の個数: 128

約数和(自身を含む): 856604160

約数和(自身を除く): 565333290

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 101, 110, 135, 165, 198, 202, 270, 297, 303, 330, 495, 505, 594, 606, 909, 971, 990, 1010, 1111, 1485, 1515, 1818, 1942, 2222, 2727, 2913, 2970, 3030, 3333, 4545, 4855, 5454, 5555, 5826, 6666, 8739, 9090, 9710, 9999, 10681, 11110, 13635, 14565, 16665, 17478, 19998, 21362, 26217, 27270, 29130, 29997, 32043, 33330, 43695, 49995, 52434, 53405, 59994, 64086, 87390, 96129, 98071, 99990, 106810, 131085, 149985, 160215, 192258, 196142, 262170, 288387, 294213, 299970, 320430, 480645, 490355, 576774, 588426, 882639, 961290, 980710, 1078781, 1441935, 1471065, 1765278, 2157562, 2647917, 2883870, 2942130, 3236343, 4413195, 5295834, 5393905, 6472686, 8826390, 9709029, 10787810, 13239585, 16181715, 19418058, 26479170, 29127087, 32363430, 48545145, 58254174, 97090290, 145635435, 291270870]

約数ペア:

[(1, 291270870), (2, 145635435), (3, 97090290), (5, 58254174), (6, 48545145), (9, 32363430), (10, 29127087), (11, 26479170), (15, 19418058), (18, 16181715), (22, 13239585), (27, 10787810), (30, 9709029), (33, 8826390), (45, 6472686), (54, 5393905), (55, 5295834), (66, 4413195), (90, 3236343), (99, 2942130), (101, 2883870), (110, 2647917), (135, 2157562), (165, 1765278), (198, 1471065), (202, 1441935), (270, 1078781), (297, 980710), (303, 961290), (330, 882639), (495, 588426), (505, 576774), (594, 490355), (606, 480645), (909, 320430), (971, 299970), (990, 294213), (1010, 288387), (1111, 262170), (1485, 196142), (1515, 192258), (1818, 160215), (1942, 149985), (2222, 131085), (2727, 106810), (2913, 99990), (2970, 98071), (3030, 96129), (3333, 87390), (4545, 64086), (4855, 59994), (5454, 53405), (5555, 52434), (5826, 49995), (6666, 43695), (8739, 33330), (9090, 32043), (9710, 29997), (9999, 29130), (10681, 27270), (11110, 26217), (13635, 21362), (14565, 19998), (16665, 17478)]