20700804120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{4357}}^1$

素因数の和:4542

約数の個数: 192

約数和(自身を含む): 66467170080

約数和(自身を除く): 45766365960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 137, 170, 204, 255, 274, 289, 340, 408, 411, 510, 548, 578, 680, 685, 822, 867, 1020, 1096, 1156, 1370, 1445, 1644, 1734, 2040, 2055, 2312, 2329, 2740, 2890, 3288, 3468, 4110, 4335, 4357, 4658, 5480, 5780, 6936, 6987, 8220, 8670, 8714, 9316, 11560, 11645, 13071, 13974, 16440, 17340, 17428, 18632, 21785, 23290, 26142, 27948, 34680, 34856, 34935, 39593, 43570, 46580, 52284, 55896, 65355, 69870, 74069, 79186, 87140, 93160, 104568, 118779, 130710, 139740, 148138, 158372, 174280, 197965, 222207, 237558, 261420, 279480, 296276, 316744, 370345, 395930, 444414, 475116, 522840, 592552, 593895, 596909, 740690, 791860, 888828, 950232, 1111035, 1187790, 1193818, 1259173, 1481380, 1583720, 1777656, 1790727, 2222070, 2375580, 2387636, 2518346, 2962760, 2984545, 3581454, 3777519, 4444140, 4751160, 4775272, 5036692, 5969090, 6295865, 7162908, 7555038, 8888280, 8953635, 10073384, 10147453, 11938180, 12591730, 14325816, 15110076, 17907270, 18887595, 20294906, 23876360, 25183460, 30220152, 30442359, 35814540, 37775190, 40589812, 50366920, 50737265, 60884718, 71629080, 75550380, 81179624, 101474530, 121769436, 151100760, 152211795, 172506701, 202949060, 243538872, 304423590, 345013402, 405898120, 517520103, 608847180, 690026804, 862533505, 1035040206, 1217694360, 1380053608, 1725067010, 2070080412, 2587600515, 3450134020, 4140160824, 5175201030, 6900268040, 10350402060, 20700804120]

約数ペア:

[(1, 20700804120), (2, 10350402060), (3, 6900268040), (4, 5175201030), (5, 4140160824), (6, 3450134020), (8, 2587600515), (10, 2070080412), (12, 1725067010), (15, 1380053608), (17, 1217694360), (20, 1035040206), (24, 862533505), (30, 690026804), (34, 608847180), (40, 517520103), (51, 405898120), (60, 345013402), (68, 304423590), (85, 243538872), (102, 202949060), (120, 172506701), (136, 152211795), (137, 151100760), (170, 121769436), (204, 101474530), (255, 81179624), (274, 75550380), (289, 71629080), (340, 60884718), (408, 50737265), (411, 50366920), (510, 40589812), (548, 37775190), (578, 35814540), (680, 30442359), (685, 30220152), (822, 25183460), (867, 23876360), (1020, 20294906), (1096, 18887595), (1156, 17907270), (1370, 15110076), (1445, 14325816), (1644, 12591730), (1734, 11938180), (2040, 10147453), (2055, 10073384), (2312, 8953635), (2329, 8888280), (2740, 7555038), (2890, 7162908), (3288, 6295865), (3468, 5969090), (4110, 5036692), (4335, 4775272), (4357, 4751160), (4658, 4444140), (5480, 3777519), (5780, 3581454), (6936, 2984545), (6987, 2962760), (8220, 2518346), (8670, 2387636), (8714, 2375580), (9316, 2222070), (11560, 1790727), (11645, 1777656), (13071, 1583720), (13974, 1481380), (16440, 1259173), (17340, 1193818), (17428, 1187790), (18632, 1111035), (21785, 950232), (23290, 888828), (26142, 791860), (27948, 740690), (34680, 596909), (34856, 593895), (34935, 592552), (39593, 522840), (43570, 475116), (46580, 444414), (52284, 395930), (55896, 370345), (65355, 316744), (69870, 296276), (74069, 279480), (79186, 261420), (87140, 237558), (93160, 222207), (104568, 197965), (118779, 174280), (130710, 158372), (139740, 148138)]