909883590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20731}}^1$

素因数の和:20778

約数の個数: 128

約数和(自身を含む): 2865991680

約数和(自身を除く): 1956108090

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 19, 21, 22, 30, 33, 35, 38, 42, 55, 57, 66, 70, 77, 95, 105, 110, 114, 133, 154, 165, 190, 209, 210, 231, 266, 285, 330, 385, 399, 418, 462, 570, 627, 665, 770, 798, 1045, 1155, 1254, 1330, 1463, 1995, 2090, 2310, 2926, 3135, 3990, 4389, 6270, 7315, 8778, 14630, 20731, 21945, 41462, 43890, 62193, 103655, 124386, 145117, 207310, 228041, 290234, 310965, 393889, 435351, 456082, 621930, 684123, 725585, 787778, 870702, 1140205, 1181667, 1368246, 1451170, 1596287, 1969445, 2176755, 2280410, 2363334, 2757223, 3192574, 3420615, 3938890, 4332779, 4353510, 4788861, 5514446, 5908335, 6841230, 7981435, 8271669, 8665558, 9577722, 11816670, 12998337, 13786115, 15962870, 16543338, 21663895, 23944305, 25996674, 27572230, 30329453, 41358345, 43327790, 47888610, 60658906, 64991685, 82716690, 90988359, 129983370, 151647265, 181976718, 303294530, 454941795, 909883590]

約数ペア:

[(1, 909883590), (2, 454941795), (3, 303294530), (5, 181976718), (6, 151647265), (7, 129983370), (10, 90988359), (11, 82716690), (14, 64991685), (15, 60658906), (19, 47888610), (21, 43327790), (22, 41358345), (30, 30329453), (33, 27572230), (35, 25996674), (38, 23944305), (42, 21663895), (55, 16543338), (57, 15962870), (66, 13786115), (70, 12998337), (77, 11816670), (95, 9577722), (105, 8665558), (110, 8271669), (114, 7981435), (133, 6841230), (154, 5908335), (165, 5514446), (190, 4788861), (209, 4353510), (210, 4332779), (231, 3938890), (266, 3420615), (285, 3192574), (330, 2757223), (385, 2363334), (399, 2280410), (418, 2176755), (462, 1969445), (570, 1596287), (627, 1451170), (665, 1368246), (770, 1181667), (798, 1140205), (1045, 870702), (1155, 787778), (1254, 725585), (1330, 684123), (1463, 621930), (1995, 456082), (2090, 435351), (2310, 393889), (2926, 310965), (3135, 290234), (3990, 228041), (4389, 207310), (6270, 145117), (7315, 124386), (8778, 103655), (14630, 62193), (20731, 43890), (21945, 41462)]