20819408040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{32803}}^1$

素因数の和:32904

約数の個数: 192

約数和(自身を含む): 70927496640

約数和(自身を除く): 50108088600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 43, 45, 60, 72, 82, 86, 90, 120, 123, 129, 164, 172, 180, 205, 215, 246, 258, 328, 344, 360, 369, 387, 410, 430, 492, 516, 615, 645, 738, 774, 820, 860, 984, 1032, 1230, 1290, 1476, 1548, 1640, 1720, 1763, 1845, 1935, 2460, 2580, 2952, 3096, 3526, 3690, 3870, 4920, 5160, 5289, 7052, 7380, 7740, 8815, 10578, 14104, 14760, 15480, 15867, 17630, 21156, 26445, 31734, 32803, 35260, 42312, 52890, 63468, 65606, 70520, 79335, 98409, 105780, 126936, 131212, 158670, 164015, 196818, 211560, 262424, 295227, 317340, 328030, 393636, 492045, 590454, 634680, 656060, 787272, 984090, 1180908, 1312120, 1344923, 1410529, 1476135, 1968180, 2361816, 2689846, 2821058, 2952270, 3936360, 4034769, 4231587, 5379692, 5642116, 5904540, 6724615, 7052645, 8069538, 8463174, 10759384, 11284232, 11809080, 12104307, 12694761, 13449230, 14105290, 16139076, 16926348, 20173845, 21157935, 24208614, 25389522, 26898460, 28210580, 32278152, 33852696, 40347690, 42315870, 48417228, 50779044, 53796920, 56421160, 57831689, 60521535, 63473805, 80695380, 84631740, 96834456, 101558088, 115663378, 121043070, 126947610, 161390760, 169263480, 173495067, 231326756, 242086140, 253895220, 289158445, 346990134, 462653512, 484172280, 507790440, 520485201, 578316890, 693980268, 867475335, 1040970402, 1156633780, 1387960536, 1734950670, 2081940804, 2313267560, 2602426005, 3469901340, 4163881608, 5204852010, 6939802680, 10409704020, 20819408040]

約数ペア:

[(1, 20819408040), (2, 10409704020), (3, 6939802680), (4, 5204852010), (5, 4163881608), (6, 3469901340), (8, 2602426005), (9, 2313267560), (10, 2081940804), (12, 1734950670), (15, 1387960536), (18, 1156633780), (20, 1040970402), (24, 867475335), (30, 693980268), (36, 578316890), (40, 520485201), (41, 507790440), (43, 484172280), (45, 462653512), (60, 346990134), (72, 289158445), (82, 253895220), (86, 242086140), (90, 231326756), (120, 173495067), (123, 169263480), (129, 161390760), (164, 126947610), (172, 121043070), (180, 115663378), (205, 101558088), (215, 96834456), (246, 84631740), (258, 80695380), (328, 63473805), (344, 60521535), (360, 57831689), (369, 56421160), (387, 53796920), (410, 50779044), (430, 48417228), (492, 42315870), (516, 40347690), (615, 33852696), (645, 32278152), (738, 28210580), (774, 26898460), (820, 25389522), (860, 24208614), (984, 21157935), (1032, 20173845), (1230, 16926348), (1290, 16139076), (1476, 14105290), (1548, 13449230), (1640, 12694761), (1720, 12104307), (1763, 11809080), (1845, 11284232), (1935, 10759384), (2460, 8463174), (2580, 8069538), (2952, 7052645), (3096, 6724615), (3526, 5904540), (3690, 5642116), (3870, 5379692), (4920, 4231587), (5160, 4034769), (5289, 3936360), (7052, 2952270), (7380, 2821058), (7740, 2689846), (8815, 2361816), (10578, 1968180), (14104, 1476135), (14760, 1410529), (15480, 1344923), (15867, 1312120), (17630, 1180908), (21156, 984090), (26445, 787272), (31734, 656060), (32803, 634680), (35260, 590454), (42312, 492045), (52890, 393636), (63468, 328030), (65606, 317340), (70520, 295227), (79335, 262424), (98409, 211560), (105780, 196818), (126936, 164015), (131212, 158670)]