201720788685

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{625811}}^1$

素因数の和:625883

約数の個数: 96

約数和(自身を含む): 410032022400

約数和(自身を除く): 208311233715

約数列:

[1, 3, 5, 9, 13, 15, 19, 29, 39, 45, 57, 65, 87, 95, 117, 145, 171, 195, 247, 261, 285, 377, 435, 551, 585, 741, 855, 1131, 1235, 1305, 1653, 1885, 2223, 2755, 3393, 3705, 4959, 5655, 7163, 8265, 11115, 16965, 21489, 24795, 35815, 64467, 107445, 322335, 625811, 1877433, 3129055, 5632299, 8135543, 9387165, 11890409, 18148519, 24406629, 28161495, 35671227, 40677715, 54445557, 59452045, 73219887, 90742595, 107013681, 122033145, 154575317, 163336671, 178356135, 235930747, 272227785, 344821861, 366099435, 463725951, 535068405, 707792241, 772876585, 816683355, 1034465583, 1179653735, 1391177853, 1724109305, 2123376723, 2318629755, 3103396749, 3538961205, 4482684193, 5172327915, 6955889265, 10616883615, 13448052579, 15516983745, 22413420965, 40344157737, 67240262895, 201720788685]

約数ペア:

[(1, 201720788685), (3, 67240262895), (5, 40344157737), (9, 22413420965), (13, 15516983745), (15, 13448052579), (19, 10616883615), (29, 6955889265), (39, 5172327915), (45, 4482684193), (57, 3538961205), (65, 3103396749), (87, 2318629755), (95, 2123376723), (117, 1724109305), (145, 1391177853), (171, 1179653735), (195, 1034465583), (247, 816683355), (261, 772876585), (285, 707792241), (377, 535068405), (435, 463725951), (551, 366099435), (585, 344821861), (741, 272227785), (855, 235930747), (1131, 178356135), (1235, 163336671), (1305, 154575317), (1653, 122033145), (1885, 107013681), (2223, 90742595), (2755, 73219887), (3393, 59452045), (3705, 54445557), (4959, 40677715), (5655, 35671227), (7163, 28161495), (8265, 24406629), (11115, 18148519), (16965, 11890409), (21489, 9387165), (24795, 8135543), (35815, 5632299), (64467, 3129055), (107445, 1877433), (322335, 625811)]