72288590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 164229120

約数和(自身を除く): 91940530

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 31, 34, 43, 55, 58, 62, 85, 86, 110, 145, 155, 170, 187, 215, 290, 310, 319, 341, 374, 430, 473, 493, 527, 638, 682, 731, 899, 935, 946, 986, 1054, 1247, 1333, 1462, 1595, 1705, 1798, 1870, 2365, 2465, 2494, 2635, 2666, 3190, 3410, 3655, 4495, 4730, 4930, 5270, 5423, 5797, 6235, 6665, 7310, 8041, 8990, 9889, 10846, 11594, 12470, 13330, 13717, 14663, 15283, 16082, 19778, 21199, 22661, 27115, 27434, 28985, 29326, 30566, 38657, 40205, 42398, 45322, 49445, 54230, 57970, 68585, 73315, 76415, 77314, 80410, 98890, 105995, 113305, 137170, 146630, 152830, 168113, 193285, 211990, 226610, 233189, 249271, 336226, 386570, 425227, 466378, 498542, 657169, 840565, 850454, 1165945, 1246355, 1314338, 1681130, 2126135, 2331890, 2492710, 3285845, 4252270, 6571690, 7228859, 14457718, 36144295, 72288590]

約数ペア:

[(1, 72288590), (2, 36144295), (5, 14457718), (10, 7228859), (11, 6571690), (17, 4252270), (22, 3285845), (29, 2492710), (31, 2331890), (34, 2126135), (43, 1681130), (55, 1314338), (58, 1246355), (62, 1165945), (85, 850454), (86, 840565), (110, 657169), (145, 498542), (155, 466378), (170, 425227), (187, 386570), (215, 336226), (290, 249271), (310, 233189), (319, 226610), (341, 211990), (374, 193285), (430, 168113), (473, 152830), (493, 146630), (527, 137170), (638, 113305), (682, 105995), (731, 98890), (899, 80410), (935, 77314), (946, 76415), (986, 73315), (1054, 68585), (1247, 57970), (1333, 54230), (1462, 49445), (1595, 45322), (1705, 42398), (1798, 40205), (1870, 38657), (2365, 30566), (2465, 29326), (2494, 28985), (2635, 27434), (2666, 27115), (3190, 22661), (3410, 21199), (3655, 19778), (4495, 16082), (4730, 15283), (4930, 14663), (5270, 13717), (5423, 13330), (5797, 12470), (6235, 11594), (6665, 10846), (7310, 9889), (8041, 8990)]