20289658440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{27551}}^1$

素因数の和:27620

約数の個数: 192

約数和(自身を含む): 68022581760

約数和(自身を除く): 47732923320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 361, 380, 408, 456, 510, 570, 646, 680, 722, 760, 969, 1020, 1083, 1140, 1292, 1444, 1615, 1805, 1938, 2040, 2166, 2280, 2584, 2888, 3230, 3610, 3876, 4332, 4845, 5415, 6137, 6460, 7220, 7752, 8664, 9690, 10830, 12274, 12920, 14440, 18411, 19380, 21660, 24548, 27551, 30685, 36822, 38760, 43320, 49096, 55102, 61370, 73644, 82653, 92055, 110204, 122740, 137755, 147288, 165306, 184110, 220408, 245480, 275510, 330612, 368220, 413265, 468367, 523469, 551020, 661224, 736440, 826530, 936734, 1046938, 1102040, 1405101, 1570407, 1653060, 1873468, 2093876, 2341835, 2617345, 2810202, 3140814, 3306120, 3746936, 4187752, 4683670, 5234690, 5620404, 6281628, 7025505, 7852035, 8898973, 9367340, 9945911, 10469380, 11240808, 12563256, 14051010, 15704070, 17797946, 18734680, 19891822, 20938760, 26696919, 28102020, 29837733, 31408140, 35595892, 39783644, 44494865, 49729555, 53393838, 56204040, 59675466, 62816280, 71191784, 79567288, 88989730, 99459110, 106787676, 119350932, 133484595, 149188665, 169080487, 177979460, 198918220, 213575352, 238701864, 266969190, 298377330, 338160974, 355958920, 397836440, 507241461, 533938380, 596754660, 676321948, 845402435, 1014482922, 1067876760, 1193509320, 1352643896, 1690804870, 2028965844, 2536207305, 3381609740, 4057931688, 5072414610, 6763219480, 10144829220, 20289658440]

約数ペア:

[(1, 20289658440), (2, 10144829220), (3, 6763219480), (4, 5072414610), (5, 4057931688), (6, 3381609740), (8, 2536207305), (10, 2028965844), (12, 1690804870), (15, 1352643896), (17, 1193509320), (19, 1067876760), (20, 1014482922), (24, 845402435), (30, 676321948), (34, 596754660), (38, 533938380), (40, 507241461), (51, 397836440), (57, 355958920), (60, 338160974), (68, 298377330), (76, 266969190), (85, 238701864), (95, 213575352), (102, 198918220), (114, 177979460), (120, 169080487), (136, 149188665), (152, 133484595), (170, 119350932), (190, 106787676), (204, 99459110), (228, 88989730), (255, 79567288), (285, 71191784), (323, 62816280), (340, 59675466), (361, 56204040), (380, 53393838), (408, 49729555), (456, 44494865), (510, 39783644), (570, 35595892), (646, 31408140), (680, 29837733), (722, 28102020), (760, 26696919), (969, 20938760), (1020, 19891822), (1083, 18734680), (1140, 17797946), (1292, 15704070), (1444, 14051010), (1615, 12563256), (1805, 11240808), (1938, 10469380), (2040, 9945911), (2166, 9367340), (2280, 8898973), (2584, 7852035), (2888, 7025505), (3230, 6281628), (3610, 5620404), (3876, 5234690), (4332, 4683670), (4845, 4187752), (5415, 3746936), (6137, 3306120), (6460, 3140814), (7220, 2810202), (7752, 2617345), (8664, 2341835), (9690, 2093876), (10830, 1873468), (12274, 1653060), (12920, 1570407), (14440, 1405101), (18411, 1102040), (19380, 1046938), (21660, 936734), (24548, 826530), (27551, 736440), (30685, 661224), (36822, 551020), (38760, 523469), (43320, 468367), (49096, 413265), (55102, 368220), (61370, 330612), (73644, 275510), (82653, 245480), (92055, 220408), (110204, 184110), (122740, 165306), (137755, 147288)]