1299996110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:370

約数の個数: 128

約数和(自身を含む): 2904975360

約数和(自身を除く): 1604979250

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 139, 157, 161, 185, 230, 259, 278, 314, 322, 370, 518, 695, 785, 805, 851, 973, 1099, 1295, 1390, 1570, 1610, 1702, 1946, 2198, 2590, 3197, 3611, 4255, 4865, 5143, 5495, 5809, 5957, 6394, 7222, 8510, 9730, 10286, 10990, 11618, 11914, 15985, 18055, 21823, 22379, 25277, 25715, 29045, 29785, 31970, 36001, 36110, 40663, 43646, 44758, 50554, 51430, 58090, 59570, 72002, 81326, 109115, 111895, 118289, 126385, 133607, 152761, 180005, 203315, 218230, 223790, 236578, 252770, 267214, 305522, 360010, 406630, 501929, 591445, 668035, 763805, 807451, 828023, 935249, 1003858, 1182890, 1336070, 1527610, 1614902, 1656046, 1870498, 2509645, 3513503, 4037255, 4140115, 4676245, 5019290, 5652157, 7027006, 8074510, 8280230, 9352490, 11304314, 17567515, 18571373, 28260785, 35135030, 37142746, 56521570, 92856865, 129999611, 185713730, 259999222, 649998055, 1299996110]

約数ペア:

[(1, 1299996110), (2, 649998055), (5, 259999222), (7, 185713730), (10, 129999611), (14, 92856865), (23, 56521570), (35, 37142746), (37, 35135030), (46, 28260785), (70, 18571373), (74, 17567515), (115, 11304314), (139, 9352490), (157, 8280230), (161, 8074510), (185, 7027006), (230, 5652157), (259, 5019290), (278, 4676245), (314, 4140115), (322, 4037255), (370, 3513503), (518, 2509645), (695, 1870498), (785, 1656046), (805, 1614902), (851, 1527610), (973, 1336070), (1099, 1182890), (1295, 1003858), (1390, 935249), (1570, 828023), (1610, 807451), (1702, 763805), (1946, 668035), (2198, 591445), (2590, 501929), (3197, 406630), (3611, 360010), (4255, 305522), (4865, 267214), (5143, 252770), (5495, 236578), (5809, 223790), (5957, 218230), (6394, 203315), (7222, 180005), (8510, 152761), (9730, 133607), (10286, 126385), (10990, 118289), (11618, 111895), (11914, 109115), (15985, 81326), (18055, 72002), (21823, 59570), (22379, 58090), (25277, 51430), (25715, 50554), (29045, 44758), (29785, 43646), (31970, 40663), (36001, 36110)]