18930291270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1\times {\mathrm{1993}}^1$

素因数の和:2390

約数の個数: 128

約数和(自身を含む): 50237314560

約数和(自身を除く): 31307023290

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 107, 110, 165, 214, 269, 321, 330, 535, 538, 642, 807, 1070, 1177, 1345, 1605, 1614, 1993, 2354, 2690, 2959, 3210, 3531, 3986, 4035, 5885, 5918, 5979, 7062, 8070, 8877, 9965, 11770, 11958, 14795, 17655, 17754, 19930, 21923, 28783, 29590, 29895, 35310, 43846, 44385, 57566, 59790, 65769, 86349, 88770, 109615, 131538, 143915, 172698, 213251, 219230, 287830, 316613, 328845, 426502, 431745, 536117, 633226, 639753, 657690, 863490, 949839, 1066255, 1072234, 1279506, 1583065, 1608351, 1899678, 2132510, 2345761, 2680585, 3166130, 3198765, 3216702, 4691522, 4749195, 5361170, 5897287, 6397530, 7037283, 8041755, 9498390, 11728805, 11794574, 14074566, 16083510, 17691861, 23457610, 29486435, 35186415, 35383722, 57364519, 58972870, 70372830, 88459305, 114729038, 172093557, 176918610, 286822595, 344187114, 573645190, 631009709, 860467785, 1262019418, 1720935570, 1893029127, 3155048545, 3786058254, 6310097090, 9465145635, 18930291270]

約数ペア:

[(1, 18930291270), (2, 9465145635), (3, 6310097090), (5, 3786058254), (6, 3155048545), (10, 1893029127), (11, 1720935570), (15, 1262019418), (22, 860467785), (30, 631009709), (33, 573645190), (55, 344187114), (66, 286822595), (107, 176918610), (110, 172093557), (165, 114729038), (214, 88459305), (269, 70372830), (321, 58972870), (330, 57364519), (535, 35383722), (538, 35186415), (642, 29486435), (807, 23457610), (1070, 17691861), (1177, 16083510), (1345, 14074566), (1605, 11794574), (1614, 11728805), (1993, 9498390), (2354, 8041755), (2690, 7037283), (2959, 6397530), (3210, 5897287), (3531, 5361170), (3986, 4749195), (4035, 4691522), (5885, 3216702), (5918, 3198765), (5979, 3166130), (7062, 2680585), (8070, 2345761), (8877, 2132510), (9965, 1899678), (11770, 1608351), (11958, 1583065), (14795, 1279506), (17655, 1072234), (17754, 1066255), (19930, 949839), (21923, 863490), (28783, 657690), (29590, 639753), (29895, 633226), (35310, 536117), (43846, 431745), (44385, 426502), (57566, 328845), (59790, 316613), (65769, 287830), (86349, 219230), (88770, 213251), (109615, 172698), (131538, 143915)]