251713980

素因数分解:

$2^2\times 3^5\times 5^1\times 7^3\times {\mathrm{151}}^1$

素因数の和:196

約数の個数: 288

約数和(自身を含む): 929510400

約数和(自身を除く): 677796420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 151, 162, 180, 189, 196, 210, 243, 245, 252, 270, 294, 302, 315, 324, 343, 378, 405, 420, 441, 453, 486, 490, 540, 567, 588, 604, 630, 686, 735, 755, 756, 810, 882, 906, 945, 972, 980, 1029, 1057, 1134, 1215, 1260, 1323, 1359, 1372, 1470, 1510, 1620, 1701, 1715, 1764, 1812, 1890, 2058, 2114, 2205, 2265, 2268, 2430, 2646, 2718, 2835, 2940, 3020, 3087, 3171, 3402, 3430, 3780, 3969, 4077, 4116, 4228, 4410, 4530, 4860, 5145, 5285, 5292, 5436, 5670, 6174, 6342, 6615, 6795, 6804, 6860, 7399, 7938, 8154, 8505, 8820, 9060, 9261, 9513, 10290, 10570, 11340, 11907, 12231, 12348, 12684, 13230, 13590, 14798, 15435, 15855, 15876, 16308, 17010, 18522, 19026, 19845, 20385, 20580, 21140, 22197, 23814, 24462, 26460, 27180, 27783, 28539, 29596, 30870, 31710, 34020, 36693, 36995, 37044, 38052, 39690, 40770, 44394, 46305, 47565, 47628, 48924, 51793, 55566, 57078, 59535, 61155, 61740, 63420, 66591, 73386, 73990, 79380, 81540, 83349, 85617, 88788, 92610, 95130, 103586, 110985, 111132, 114156, 119070, 122310, 133182, 138915, 142695, 146772, 147980, 155379, 166698, 171234, 183465, 185220, 190260, 199773, 207172, 221970, 238140, 244620, 256851, 258965, 266364, 277830, 285390, 310758, 332955, 333396, 342468, 366930, 399546, 416745, 428085, 443940, 466137, 513702, 517930, 555660, 570780, 599319, 621516, 665910, 733860, 776895, 799092, 833490, 856170, 932274, 998865, 1027404, 1035860, 1198638, 1284255, 1331820, 1398411, 1553790, 1666980, 1712340, 1797957, 1864548, 1997730, 2330685, 2397276, 2568510, 2796822, 2996595, 3107580, 3595914, 3995460, 4195233, 4661370, 5137020, 5593644, 5993190, 6992055, 7191828, 8390466, 8989785, 9322740, 11986380, 12585699, 13984110, 16780932, 17979570, 20976165, 25171398, 27968220, 35959140, 41952330, 50342796, 62928495, 83904660, 125856990, 251713980]

約数ペア:

[(1, 251713980), (2, 125856990), (3, 83904660), (4, 62928495), (5, 50342796), (6, 41952330), (7, 35959140), (9, 27968220), (10, 25171398), (12, 20976165), (14, 17979570), (15, 16780932), (18, 13984110), (20, 12585699), (21, 11986380), (27, 9322740), (28, 8989785), (30, 8390466), (35, 7191828), (36, 6992055), (42, 5993190), (45, 5593644), (49, 5137020), (54, 4661370), (60, 4195233), (63, 3995460), (70, 3595914), (81, 3107580), (84, 2996595), (90, 2796822), (98, 2568510), (105, 2397276), (108, 2330685), (126, 1997730), (135, 1864548), (140, 1797957), (147, 1712340), (151, 1666980), (162, 1553790), (180, 1398411), (189, 1331820), (196, 1284255), (210, 1198638), (243, 1035860), (245, 1027404), (252, 998865), (270, 932274), (294, 856170), (302, 833490), (315, 799092), (324, 776895), (343, 733860), (378, 665910), (405, 621516), (420, 599319), (441, 570780), (453, 555660), (486, 517930), (490, 513702), (540, 466137), (567, 443940), (588, 428085), (604, 416745), (630, 399546), (686, 366930), (735, 342468), (755, 333396), (756, 332955), (810, 310758), (882, 285390), (906, 277830), (945, 266364), (972, 258965), (980, 256851), (1029, 244620), (1057, 238140), (1134, 221970), (1215, 207172), (1260, 199773), (1323, 190260), (1359, 185220), (1372, 183465), (1470, 171234), (1510, 166698), (1620, 155379), (1701, 147980), (1715, 146772), (1764, 142695), (1812, 138915), (1890, 133182), (2058, 122310), (2114, 119070), (2205, 114156), (2265, 111132), (2268, 110985), (2430, 103586), (2646, 95130), (2718, 92610), (2835, 88788), (2940, 85617), (3020, 83349), (3087, 81540), (3171, 79380), (3402, 73990), (3430, 73386), (3780, 66591), (3969, 63420), (4077, 61740), (4116, 61155), (4228, 59535), (4410, 57078), (4530, 55566), (4860, 51793), (5145, 48924), (5285, 47628), (5292, 47565), (5436, 46305), (5670, 44394), (6174, 40770), (6342, 39690), (6615, 38052), (6795, 37044), (6804, 36995), (6860, 36693), (7399, 34020), (7938, 31710), (8154, 30870), (8505, 29596), (8820, 28539), (9060, 27783), (9261, 27180), (9513, 26460), (10290, 24462), (10570, 23814), (11340, 22197), (11907, 21140), (12231, 20580), (12348, 20385), (12684, 19845), (13230, 19026), (13590, 18522), (14798, 17010), (15435, 16308), (15855, 15876)]