253160880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4861}}^1$

素因数の和:4915

約数の個数: 160

約数和(自身を含む): 926035968

約数和(自身を除く): 672875088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 4861, 5208, 6510, 7440, 8680, 9722, 10416, 13020, 14583, 17360, 19444, 24305, 26040, 29166, 34027, 38888, 48610, 52080, 58332, 68054, 72915, 77776, 97220, 102081, 116664, 136108, 145830, 150691, 170135, 194440, 204162, 233328, 272216, 291660, 301382, 340270, 388880, 408324, 452073, 510405, 544432, 583320, 602764, 680540, 753455, 816648, 904146, 1020810, 1054837, 1166640, 1205528, 1361080, 1506910, 1633296, 1808292, 2041620, 2109674, 2260365, 2411056, 2722160, 3013820, 3164511, 3616584, 4083240, 4219348, 4520730, 5274185, 6027640, 6329022, 7233168, 8166480, 8438696, 9041460, 10548370, 12055280, 12658044, 15822555, 16877392, 18082920, 21096740, 25316088, 31645110, 36165840, 42193480, 50632176, 63290220, 84386960, 126580440, 253160880]

約数ペア:

[(1, 253160880), (2, 126580440), (3, 84386960), (4, 63290220), (5, 50632176), (6, 42193480), (7, 36165840), (8, 31645110), (10, 25316088), (12, 21096740), (14, 18082920), (15, 16877392), (16, 15822555), (20, 12658044), (21, 12055280), (24, 10548370), (28, 9041460), (30, 8438696), (31, 8166480), (35, 7233168), (40, 6329022), (42, 6027640), (48, 5274185), (56, 4520730), (60, 4219348), (62, 4083240), (70, 3616584), (80, 3164511), (84, 3013820), (93, 2722160), (105, 2411056), (112, 2260365), (120, 2109674), (124, 2041620), (140, 1808292), (155, 1633296), (168, 1506910), (186, 1361080), (210, 1205528), (217, 1166640), (240, 1054837), (248, 1020810), (280, 904146), (310, 816648), (336, 753455), (372, 680540), (420, 602764), (434, 583320), (465, 544432), (496, 510405), (560, 452073), (620, 408324), (651, 388880), (744, 340270), (840, 301382), (868, 291660), (930, 272216), (1085, 233328), (1240, 204162), (1302, 194440), (1488, 170135), (1680, 150691), (1736, 145830), (1860, 136108), (2170, 116664), (2480, 102081), (2604, 97220), (3255, 77776), (3472, 72915), (3720, 68054), (4340, 58332), (4861, 52080), (5208, 48610), (6510, 38888), (7440, 34027), (8680, 29166), (9722, 26040), (10416, 24305), (13020, 19444), (14583, 17360)]