142670990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 340623360

約数和(自身を除く): 197952370

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 43, 55, 62, 70, 77, 86, 110, 139, 154, 155, 215, 217, 278, 301, 310, 341, 385, 430, 434, 473, 602, 682, 695, 770, 946, 973, 1085, 1333, 1390, 1505, 1529, 1705, 1946, 2170, 2365, 2387, 2666, 3010, 3058, 3311, 3410, 4309, 4730, 4774, 4865, 5977, 6622, 6665, 7645, 8618, 9331, 9730, 10703, 11935, 11954, 13330, 14663, 15290, 16555, 18662, 21406, 21545, 23870, 29326, 29885, 30163, 33110, 41839, 43090, 46655, 47399, 53515, 59770, 60326, 65747, 73315, 83678, 93310, 94798, 102641, 107030, 131494, 146630, 150815, 185287, 205282, 209195, 236995, 301630, 328735, 331793, 370574, 418390, 460229, 473990, 513205, 657470, 663586, 920458, 926435, 1026410, 1297009, 1658965, 1852870, 2038157, 2301145, 2594018, 3317930, 4076314, 4602290, 6485045, 10190785, 12970090, 14267099, 20381570, 28534198, 71335495, 142670990]

約数ペア:

[(1, 142670990), (2, 71335495), (5, 28534198), (7, 20381570), (10, 14267099), (11, 12970090), (14, 10190785), (22, 6485045), (31, 4602290), (35, 4076314), (43, 3317930), (55, 2594018), (62, 2301145), (70, 2038157), (77, 1852870), (86, 1658965), (110, 1297009), (139, 1026410), (154, 926435), (155, 920458), (215, 663586), (217, 657470), (278, 513205), (301, 473990), (310, 460229), (341, 418390), (385, 370574), (430, 331793), (434, 328735), (473, 301630), (602, 236995), (682, 209195), (695, 205282), (770, 185287), (946, 150815), (973, 146630), (1085, 131494), (1333, 107030), (1390, 102641), (1505, 94798), (1529, 93310), (1705, 83678), (1946, 73315), (2170, 65747), (2365, 60326), (2387, 59770), (2666, 53515), (3010, 47399), (3058, 46655), (3311, 43090), (3410, 41839), (4309, 33110), (4730, 30163), (4774, 29885), (4865, 29326), (5977, 23870), (6622, 21545), (6665, 21406), (7645, 18662), (8618, 16555), (9331, 15290), (9730, 14663), (10703, 13330), (11935, 11954)]