131944680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 256

約数和(自身を含む): 519782400

約数和(自身を除く): 387837720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 563, 620, 630, 651, 744, 756, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1126, 1240, 1260, 1302, 1395, 1512, 1674, 1689, 1736, 1860, 1890, 1953, 2170, 2232, 2252, 2520, 2604, 2790, 2815, 3255, 3348, 3378, 3720, 3780, 3906, 3941, 4185, 4340, 4504, 5067, 5208, 5580, 5630, 5859, 6510, 6696, 6756, 7560, 7812, 7882, 8370, 8445, 8680, 9765, 10134, 11160, 11260, 11718, 11823, 13020, 13512, 15201, 15624, 15764, 16740, 16890, 17453, 19530, 19705, 20268, 22520, 23436, 23646, 25335, 26040, 29295, 30402, 31528, 33480, 33780, 34906, 35469, 39060, 39410, 40536, 46872, 47292, 50670, 52359, 58590, 59115, 60804, 67560, 69812, 70938, 76005, 78120, 78820, 87265, 94584, 101340, 104718, 106407, 117180, 118230, 121608, 122171, 139624, 141876, 152010, 157077, 157640, 174530, 177345, 202680, 209436, 212814, 234360, 236460, 244342, 261795, 283752, 304020, 314154, 349060, 354690, 366513, 418872, 425628, 471231, 472920, 488684, 523590, 532035, 608040, 610855, 628308, 698120, 709380, 733026, 785385, 851256, 942462, 977368, 1047180, 1064070, 1099539, 1221710, 1256616, 1418760, 1466052, 1570770, 1832565, 1884924, 2094360, 2128140, 2199078, 2356155, 2443420, 2932104, 3141540, 3298617, 3665130, 3769848, 4256280, 4398156, 4712310, 4886840, 5497695, 6283080, 6597234, 7330260, 8796312, 9424620, 10995390, 13194468, 14660520, 16493085, 18849240, 21990780, 26388936, 32986170, 43981560, 65972340, 131944680]

約数ペア:

[(1, 131944680), (2, 65972340), (3, 43981560), (4, 32986170), (5, 26388936), (6, 21990780), (7, 18849240), (8, 16493085), (9, 14660520), (10, 13194468), (12, 10995390), (14, 9424620), (15, 8796312), (18, 7330260), (20, 6597234), (21, 6283080), (24, 5497695), (27, 4886840), (28, 4712310), (30, 4398156), (31, 4256280), (35, 3769848), (36, 3665130), (40, 3298617), (42, 3141540), (45, 2932104), (54, 2443420), (56, 2356155), (60, 2199078), (62, 2128140), (63, 2094360), (70, 1884924), (72, 1832565), (84, 1570770), (90, 1466052), (93, 1418760), (105, 1256616), (108, 1221710), (120, 1099539), (124, 1064070), (126, 1047180), (135, 977368), (140, 942462), (155, 851256), (168, 785385), (180, 733026), (186, 709380), (189, 698120), (210, 628308), (216, 610855), (217, 608040), (248, 532035), (252, 523590), (270, 488684), (279, 472920), (280, 471231), (310, 425628), (315, 418872), (360, 366513), (372, 354690), (378, 349060), (420, 314154), (434, 304020), (465, 283752), (504, 261795), (540, 244342), (558, 236460), (563, 234360), (620, 212814), (630, 209436), (651, 202680), (744, 177345), (756, 174530), (837, 157640), (840, 157077), (868, 152010), (930, 141876), (945, 139624), (1080, 122171), (1085, 121608), (1116, 118230), (1126, 117180), (1240, 106407), (1260, 104718), (1302, 101340), (1395, 94584), (1512, 87265), (1674, 78820), (1689, 78120), (1736, 76005), (1860, 70938), (1890, 69812), (1953, 67560), (2170, 60804), (2232, 59115), (2252, 58590), (2520, 52359), (2604, 50670), (2790, 47292), (2815, 46872), (3255, 40536), (3348, 39410), (3378, 39060), (3720, 35469), (3780, 34906), (3906, 33780), (3941, 33480), (4185, 31528), (4340, 30402), (4504, 29295), (5067, 26040), (5208, 25335), (5580, 23646), (5630, 23436), (5859, 22520), (6510, 20268), (6696, 19705), (6756, 19530), (7560, 17453), (7812, 16890), (7882, 16740), (8370, 15764), (8445, 15624), (8680, 15201), (9765, 13512), (10134, 13020), (11160, 11823), (11260, 11718)]