248797320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1515

約数の個数: 128

約数和(自身を含む): 787415040

約数和(自身を除く): 538617720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 186, 188, 235, 248, 282, 310, 372, 376, 465, 470, 564, 620, 705, 744, 930, 940, 1128, 1240, 1410, 1423, 1457, 1860, 1880, 2820, 2846, 2914, 3720, 4269, 4371, 5640, 5692, 5828, 7115, 7285, 8538, 8742, 11384, 11656, 14230, 14570, 17076, 17484, 21345, 21855, 28460, 29140, 34152, 34968, 42690, 43710, 44113, 56920, 58280, 66881, 85380, 87420, 88226, 132339, 133762, 170760, 174840, 176452, 200643, 220565, 264678, 267524, 334405, 352904, 401286, 441130, 529356, 535048, 661695, 668810, 802572, 882260, 1003215, 1058712, 1323390, 1337620, 1605144, 1764520, 2006430, 2073311, 2646780, 2675240, 4012860, 4146622, 5293560, 6219933, 8025720, 8293244, 10366555, 12439866, 16586488, 20733110, 24879732, 31099665, 41466220, 49759464, 62199330, 82932440, 124398660, 248797320]

約数ペア:

[(1, 248797320), (2, 124398660), (3, 82932440), (4, 62199330), (5, 49759464), (6, 41466220), (8, 31099665), (10, 24879732), (12, 20733110), (15, 16586488), (20, 12439866), (24, 10366555), (30, 8293244), (31, 8025720), (40, 6219933), (47, 5293560), (60, 4146622), (62, 4012860), (93, 2675240), (94, 2646780), (120, 2073311), (124, 2006430), (141, 1764520), (155, 1605144), (186, 1337620), (188, 1323390), (235, 1058712), (248, 1003215), (282, 882260), (310, 802572), (372, 668810), (376, 661695), (465, 535048), (470, 529356), (564, 441130), (620, 401286), (705, 352904), (744, 334405), (930, 267524), (940, 264678), (1128, 220565), (1240, 200643), (1410, 176452), (1423, 174840), (1457, 170760), (1860, 133762), (1880, 132339), (2820, 88226), (2846, 87420), (2914, 85380), (3720, 66881), (4269, 58280), (4371, 56920), (5640, 44113), (5692, 43710), (5828, 42690), (7115, 34968), (7285, 34152), (8538, 29140), (8742, 28460), (11384, 21855), (11656, 21345), (14230, 17484), (14570, 17076)]