131191830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1721}}^1$

素因数の和:1763

約数の個数: 144

約数和(自身を含む): 428736672

約数和(自身を除く): 297544842

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 154, 165, 198, 210, 231, 242, 315, 330, 363, 385, 462, 495, 605, 630, 693, 726, 770, 847, 990, 1089, 1155, 1210, 1386, 1694, 1721, 1815, 2178, 2310, 2541, 3442, 3465, 3630, 4235, 5082, 5163, 5445, 6930, 7623, 8470, 8605, 10326, 10890, 12047, 12705, 15246, 15489, 17210, 18931, 24094, 25410, 25815, 30978, 36141, 37862, 38115, 51630, 56793, 60235, 72282, 76230, 77445, 94655, 108423, 113586, 120470, 132517, 154890, 170379, 180705, 189310, 208241, 216846, 265034, 283965, 340758, 361410, 397551, 416482, 542115, 567930, 624723, 662585, 795102, 851895, 1041205, 1084230, 1192653, 1249446, 1325170, 1457687, 1703790, 1874169, 1987755, 2082410, 2385306, 2915374, 3123615, 3748338, 3975510, 4373061, 5963265, 6247230, 7288435, 8746122, 9370845, 11926530, 13119183, 14576870, 18741690, 21865305, 26238366, 43730610, 65595915, 131191830]

約数ペア:

[(1, 131191830), (2, 65595915), (3, 43730610), (5, 26238366), (6, 21865305), (7, 18741690), (9, 14576870), (10, 13119183), (11, 11926530), (14, 9370845), (15, 8746122), (18, 7288435), (21, 6247230), (22, 5963265), (30, 4373061), (33, 3975510), (35, 3748338), (42, 3123615), (45, 2915374), (55, 2385306), (63, 2082410), (66, 1987755), (70, 1874169), (77, 1703790), (90, 1457687), (99, 1325170), (105, 1249446), (110, 1192653), (121, 1084230), (126, 1041205), (154, 851895), (165, 795102), (198, 662585), (210, 624723), (231, 567930), (242, 542115), (315, 416482), (330, 397551), (363, 361410), (385, 340758), (462, 283965), (495, 265034), (605, 216846), (630, 208241), (693, 189310), (726, 180705), (770, 170379), (847, 154890), (990, 132517), (1089, 120470), (1155, 113586), (1210, 108423), (1386, 94655), (1694, 77445), (1721, 76230), (1815, 72282), (2178, 60235), (2310, 56793), (2541, 51630), (3442, 38115), (3465, 37862), (3630, 36141), (4235, 30978), (5082, 25815), (5163, 25410), (5445, 24094), (6930, 18931), (7623, 17210), (8470, 15489), (8605, 15246), (10326, 12705), (10890, 12047)]