219883620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1042

約数の個数: 144

約数和(自身を含む): 699277824

約数和(自身を除く): 479394204

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 121, 124, 132, 155, 165, 186, 220, 242, 310, 330, 341, 363, 372, 465, 484, 605, 620, 660, 682, 726, 930, 977, 1023, 1210, 1364, 1452, 1705, 1815, 1860, 1954, 2046, 2420, 2931, 3410, 3630, 3751, 3908, 4092, 4885, 5115, 5862, 6820, 7260, 7502, 9770, 10230, 10747, 11253, 11724, 14655, 15004, 18755, 19540, 20460, 21494, 22506, 29310, 30287, 32241, 37510, 42988, 45012, 53735, 56265, 58620, 60574, 64482, 75020, 90861, 107470, 112530, 118217, 121148, 128964, 151435, 161205, 181722, 214940, 225060, 236434, 302870, 322410, 333157, 354651, 363444, 454305, 472868, 591085, 605740, 644820, 666314, 709302, 908610, 999471, 1182170, 1332628, 1418604, 1665785, 1773255, 1817220, 1998942, 2364340, 3331570, 3546510, 3664727, 3997884, 4997355, 6663140, 7093020, 7329454, 9994710, 10994181, 14658908, 18323635, 19989420, 21988362, 36647270, 43976724, 54970905, 73294540, 109941810, 219883620]

約数ペア:

[(1, 219883620), (2, 109941810), (3, 73294540), (4, 54970905), (5, 43976724), (6, 36647270), (10, 21988362), (11, 19989420), (12, 18323635), (15, 14658908), (20, 10994181), (22, 9994710), (30, 7329454), (31, 7093020), (33, 6663140), (44, 4997355), (55, 3997884), (60, 3664727), (62, 3546510), (66, 3331570), (93, 2364340), (110, 1998942), (121, 1817220), (124, 1773255), (132, 1665785), (155, 1418604), (165, 1332628), (186, 1182170), (220, 999471), (242, 908610), (310, 709302), (330, 666314), (341, 644820), (363, 605740), (372, 591085), (465, 472868), (484, 454305), (605, 363444), (620, 354651), (660, 333157), (682, 322410), (726, 302870), (930, 236434), (977, 225060), (1023, 214940), (1210, 181722), (1364, 161205), (1452, 151435), (1705, 128964), (1815, 121148), (1860, 118217), (1954, 112530), (2046, 107470), (2420, 90861), (2931, 75020), (3410, 64482), (3630, 60574), (3751, 58620), (3908, 56265), (4092, 53735), (4885, 45012), (5115, 42988), (5862, 37510), (6820, 32241), (7260, 30287), (7502, 29310), (9770, 22506), (10230, 21494), (10747, 20460), (11253, 19540), (11724, 18755), (14655, 15004)]