25467120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 101517312

約数和(自身を除く): 76050192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 163, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 326, 336, 360, 372, 420, 434, 465, 489, 496, 504, 558, 560, 620, 630, 651, 652, 720, 744, 815, 840, 868, 930, 978, 1008, 1085, 1116, 1141, 1240, 1260, 1302, 1304, 1395, 1467, 1488, 1630, 1680, 1736, 1860, 1953, 1956, 2170, 2232, 2282, 2445, 2480, 2520, 2604, 2608, 2790, 2934, 3255, 3260, 3423, 3472, 3720, 3906, 3912, 4340, 4464, 4564, 4890, 5040, 5053, 5208, 5580, 5705, 5868, 6510, 6520, 6846, 7335, 7440, 7812, 7824, 8680, 9128, 9765, 9780, 10106, 10269, 10416, 11160, 11410, 11736, 13020, 13040, 13692, 14670, 15159, 15624, 17115, 17360, 18256, 19530, 19560, 20212, 20538, 22320, 22820, 23472, 25265, 26040, 27384, 29340, 30318, 31248, 34230, 35371, 39060, 39120, 40424, 41076, 45477, 45640, 50530, 51345, 52080, 54768, 58680, 60636, 68460, 70742, 75795, 78120, 80848, 82152, 90954, 91280, 101060, 102690, 106113, 117360, 121272, 136920, 141484, 151590, 156240, 164304, 176855, 181908, 202120, 205380, 212226, 227385, 242544, 273840, 282968, 303180, 318339, 353710, 363816, 404240, 410760, 424452, 454770, 530565, 565936, 606360, 636678, 707420, 727632, 821520, 848904, 909540, 1061130, 1212720, 1273356, 1414840, 1591695, 1697808, 1819080, 2122260, 2546712, 2829680, 3183390, 3638160, 4244520, 5093424, 6366780, 8489040, 12733560, 25467120]

約数ペア:

[(1, 25467120), (2, 12733560), (3, 8489040), (4, 6366780), (5, 5093424), (6, 4244520), (7, 3638160), (8, 3183390), (9, 2829680), (10, 2546712), (12, 2122260), (14, 1819080), (15, 1697808), (16, 1591695), (18, 1414840), (20, 1273356), (21, 1212720), (24, 1061130), (28, 909540), (30, 848904), (31, 821520), (35, 727632), (36, 707420), (40, 636678), (42, 606360), (45, 565936), (48, 530565), (56, 454770), (60, 424452), (62, 410760), (63, 404240), (70, 363816), (72, 353710), (80, 318339), (84, 303180), (90, 282968), (93, 273840), (105, 242544), (112, 227385), (120, 212226), (124, 205380), (126, 202120), (140, 181908), (144, 176855), (155, 164304), (163, 156240), (168, 151590), (180, 141484), (186, 136920), (210, 121272), (217, 117360), (240, 106113), (248, 102690), (252, 101060), (279, 91280), (280, 90954), (310, 82152), (315, 80848), (326, 78120), (336, 75795), (360, 70742), (372, 68460), (420, 60636), (434, 58680), (465, 54768), (489, 52080), (496, 51345), (504, 50530), (558, 45640), (560, 45477), (620, 41076), (630, 40424), (651, 39120), (652, 39060), (720, 35371), (744, 34230), (815, 31248), (840, 30318), (868, 29340), (930, 27384), (978, 26040), (1008, 25265), (1085, 23472), (1116, 22820), (1141, 22320), (1240, 20538), (1260, 20212), (1302, 19560), (1304, 19530), (1395, 18256), (1467, 17360), (1488, 17115), (1630, 15624), (1680, 15159), (1736, 14670), (1860, 13692), (1953, 13040), (1956, 13020), (2170, 11736), (2232, 11410), (2282, 11160), (2445, 10416), (2480, 10269), (2520, 10106), (2604, 9780), (2608, 9765), (2790, 9128), (2934, 8680), (3255, 7824), (3260, 7812), (3423, 7440), (3472, 7335), (3720, 6846), (3906, 6520), (3912, 6510), (4340, 5868), (4464, 5705), (4564, 5580), (4890, 5208), (5040, 5053)]