388354500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:297

約数の個数: 240

約数和(自身を含む): 1302292992

約数和(自身を除く): 913938492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 81, 86, 90, 100, 108, 125, 129, 135, 150, 162, 172, 180, 215, 223, 225, 250, 258, 270, 300, 324, 375, 387, 405, 430, 446, 450, 500, 516, 540, 645, 669, 675, 750, 774, 810, 860, 892, 900, 1075, 1115, 1125, 1161, 1290, 1338, 1350, 1500, 1548, 1620, 1935, 2007, 2025, 2150, 2230, 2250, 2322, 2580, 2676, 2700, 3225, 3345, 3375, 3483, 3870, 4014, 4050, 4300, 4460, 4500, 4644, 5375, 5575, 5805, 6021, 6450, 6690, 6750, 6966, 7740, 8028, 8100, 9589, 9675, 10035, 10125, 10750, 11150, 11610, 12042, 12900, 13380, 13500, 13932, 16125, 16725, 17415, 18063, 19178, 19350, 20070, 20250, 21500, 22300, 23220, 24084, 27875, 28767, 29025, 30105, 32250, 33450, 34830, 36126, 38356, 38700, 40140, 40500, 47945, 48375, 50175, 55750, 57534, 58050, 60210, 64500, 66900, 69660, 72252, 83625, 86301, 87075, 90315, 95890, 96750, 100350, 111500, 115068, 116100, 120420, 143835, 145125, 150525, 167250, 172602, 174150, 180630, 191780, 193500, 200700, 239725, 250875, 258903, 287670, 290250, 301050, 334500, 345204, 348300, 361260, 431505, 435375, 451575, 479450, 501750, 517806, 575340, 580500, 602100, 719175, 752625, 776709, 863010, 870750, 903150, 958900, 1003500, 1035612, 1198625, 1294515, 1438350, 1505250, 1553418, 1726020, 1741500, 1806300, 2157525, 2257875, 2397250, 2589030, 2876700, 3010500, 3106836, 3595875, 3883545, 4315050, 4515750, 4794500, 5178060, 6472575, 7191750, 7767090, 8630100, 9031500, 10787625, 12945150, 14383500, 15534180, 19417725, 21575250, 25890300, 32362875, 38835450, 43150500, 64725750, 77670900, 97088625, 129451500, 194177250, 388354500]

約数ペア:

[(1, 388354500), (2, 194177250), (3, 129451500), (4, 97088625), (5, 77670900), (6, 64725750), (9, 43150500), (10, 38835450), (12, 32362875), (15, 25890300), (18, 21575250), (20, 19417725), (25, 15534180), (27, 14383500), (30, 12945150), (36, 10787625), (43, 9031500), (45, 8630100), (50, 7767090), (54, 7191750), (60, 6472575), (75, 5178060), (81, 4794500), (86, 4515750), (90, 4315050), (100, 3883545), (108, 3595875), (125, 3106836), (129, 3010500), (135, 2876700), (150, 2589030), (162, 2397250), (172, 2257875), (180, 2157525), (215, 1806300), (223, 1741500), (225, 1726020), (250, 1553418), (258, 1505250), (270, 1438350), (300, 1294515), (324, 1198625), (375, 1035612), (387, 1003500), (405, 958900), (430, 903150), (446, 870750), (450, 863010), (500, 776709), (516, 752625), (540, 719175), (645, 602100), (669, 580500), (675, 575340), (750, 517806), (774, 501750), (810, 479450), (860, 451575), (892, 435375), (900, 431505), (1075, 361260), (1115, 348300), (1125, 345204), (1161, 334500), (1290, 301050), (1338, 290250), (1350, 287670), (1500, 258903), (1548, 250875), (1620, 239725), (1935, 200700), (2007, 193500), (2025, 191780), (2150, 180630), (2230, 174150), (2250, 172602), (2322, 167250), (2580, 150525), (2676, 145125), (2700, 143835), (3225, 120420), (3345, 116100), (3375, 115068), (3483, 111500), (3870, 100350), (4014, 96750), (4050, 95890), (4300, 90315), (4460, 87075), (4500, 86301), (4644, 83625), (5375, 72252), (5575, 69660), (5805, 66900), (6021, 64500), (6450, 60210), (6690, 58050), (6750, 57534), (6966, 55750), (7740, 50175), (8028, 48375), (8100, 47945), (9589, 40500), (9675, 40140), (10035, 38700), (10125, 38356), (10750, 36126), (11150, 34830), (11610, 33450), (12042, 32250), (12900, 30105), (13380, 29025), (13500, 28767), (13932, 27875), (16125, 24084), (16725, 23220), (17415, 22300), (18063, 21500), (19178, 20250), (19350, 20070)]