155224440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2042

約数の個数: 192

約数和(自身を含む): 595445760

約数和(自身を除く): 440221320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 1987, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 3974, 4340, 5208, 5580, 5961, 6510, 7812, 7948, 8680, 9765, 9935, 11160, 11922, 13020, 13909, 15624, 15896, 17883, 19530, 19870, 23844, 26040, 27818, 29805, 35766, 39060, 39740, 41727, 47688, 55636, 59610, 61597, 69545, 71532, 78120, 79480, 83454, 89415, 111272, 119220, 123194, 125181, 139090, 143064, 166908, 178830, 184791, 208635, 238440, 246388, 250362, 278180, 307985, 333816, 357660, 369582, 417270, 431179, 492776, 500724, 554373, 556360, 615970, 625905, 715320, 739164, 834540, 862358, 923955, 1001448, 1108746, 1231940, 1251810, 1293537, 1478328, 1669080, 1724716, 1847910, 2155895, 2217492, 2463880, 2503620, 2587074, 2771865, 3449432, 3695820, 3880611, 4311790, 4434984, 5007240, 5174148, 5543730, 6467685, 7391640, 7761222, 8623580, 10348296, 11087460, 12935370, 15522444, 17247160, 19403055, 22174920, 25870740, 31044888, 38806110, 51741480, 77612220, 155224440]

約数ペア:

[(1, 155224440), (2, 77612220), (3, 51741480), (4, 38806110), (5, 31044888), (6, 25870740), (7, 22174920), (8, 19403055), (9, 17247160), (10, 15522444), (12, 12935370), (14, 11087460), (15, 10348296), (18, 8623580), (20, 7761222), (21, 7391640), (24, 6467685), (28, 5543730), (30, 5174148), (31, 5007240), (35, 4434984), (36, 4311790), (40, 3880611), (42, 3695820), (45, 3449432), (56, 2771865), (60, 2587074), (62, 2503620), (63, 2463880), (70, 2217492), (72, 2155895), (84, 1847910), (90, 1724716), (93, 1669080), (105, 1478328), (120, 1293537), (124, 1251810), (126, 1231940), (140, 1108746), (155, 1001448), (168, 923955), (180, 862358), (186, 834540), (210, 739164), (217, 715320), (248, 625905), (252, 615970), (279, 556360), (280, 554373), (310, 500724), (315, 492776), (360, 431179), (372, 417270), (420, 369582), (434, 357660), (465, 333816), (504, 307985), (558, 278180), (620, 250362), (630, 246388), (651, 238440), (744, 208635), (840, 184791), (868, 178830), (930, 166908), (1085, 143064), (1116, 139090), (1240, 125181), (1260, 123194), (1302, 119220), (1395, 111272), (1736, 89415), (1860, 83454), (1953, 79480), (1987, 78120), (2170, 71532), (2232, 69545), (2520, 61597), (2604, 59610), (2790, 55636), (3255, 47688), (3720, 41727), (3906, 39740), (3974, 39060), (4340, 35766), (5208, 29805), (5580, 27818), (5961, 26040), (6510, 23844), (7812, 19870), (7948, 19530), (8680, 17883), (9765, 15896), (9935, 15624), (11160, 13909), (11922, 13020)]