251010720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5623}}^1$

素因数の和:5675

約数の個数: 144

約数和(自身を含む): 884362752

約数和(自身を除く): 633352032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 5623, 7440, 8928, 11160, 11246, 14880, 16869, 22320, 22492, 28115, 33738, 44640, 44984, 50607, 56230, 67476, 84345, 89968, 101214, 112460, 134952, 168690, 174313, 179936, 202428, 224920, 253035, 269904, 337380, 348626, 404856, 449840, 506070, 522939, 539808, 674760, 697252, 809712, 871565, 899680, 1012140, 1045878, 1349520, 1394504, 1568817, 1619424, 1743130, 2024280, 2091756, 2614695, 2699040, 2789008, 3137634, 3486260, 4048560, 4183512, 5229390, 5578016, 6275268, 6972520, 7844085, 8097120, 8367024, 10458780, 12550536, 13945040, 15688170, 16734048, 20917560, 25101072, 27890080, 31376340, 41835120, 50202144, 62752680, 83670240, 125505360, 251010720]

約数ペア:

[(1, 251010720), (2, 125505360), (3, 83670240), (4, 62752680), (5, 50202144), (6, 41835120), (8, 31376340), (9, 27890080), (10, 25101072), (12, 20917560), (15, 16734048), (16, 15688170), (18, 13945040), (20, 12550536), (24, 10458780), (30, 8367024), (31, 8097120), (32, 7844085), (36, 6972520), (40, 6275268), (45, 5578016), (48, 5229390), (60, 4183512), (62, 4048560), (72, 3486260), (80, 3137634), (90, 2789008), (93, 2699040), (96, 2614695), (120, 2091756), (124, 2024280), (144, 1743130), (155, 1619424), (160, 1568817), (180, 1394504), (186, 1349520), (240, 1045878), (248, 1012140), (279, 899680), (288, 871565), (310, 809712), (360, 697252), (372, 674760), (465, 539808), (480, 522939), (496, 506070), (558, 449840), (620, 404856), (720, 348626), (744, 337380), (930, 269904), (992, 253035), (1116, 224920), (1240, 202428), (1395, 179936), (1440, 174313), (1488, 168690), (1860, 134952), (2232, 112460), (2480, 101214), (2790, 89968), (2976, 84345), (3720, 67476), (4464, 56230), (4960, 50607), (5580, 44984), (5623, 44640), (7440, 33738), (8928, 28115), (11160, 22492), (11246, 22320), (14880, 16869)]