248776920

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{1567}}^1$

素因数の和:1604

約数の個数: 240

約数和(自身を含む): 973304640

約数和(自身を除く): 724527720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1567, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3134, 3240, 3528, 3780, 3969, 4410, 4536, 4701, 5292, 5670, 5880, 6268, 6615, 7560, 7835, 7938, 8820, 9402, 10584, 10969, 11340, 12536, 13230, 14103, 15670, 15876, 17640, 18804, 19845, 21938, 22680, 23505, 26460, 28206, 31340, 31752, 32907, 37608, 39690, 42309, 43876, 47010, 52920, 54845, 56412, 62680, 65814, 70515, 76783, 79380, 84618, 87752, 94020, 98721, 109690, 112824, 126927, 131628, 141030, 153566, 158760, 164535, 169236, 188040, 197442, 211545, 219380, 230349, 253854, 263256, 282060, 296163, 307132, 329070, 338472, 383915, 394884, 423090, 438760, 460698, 493605, 507708, 564120, 592326, 614264, 634635, 658140, 691047, 767830, 789768, 846180, 888489, 921396, 987210, 1015416, 1151745, 1184652, 1269270, 1316280, 1382094, 1480815, 1535660, 1692360, 1776978, 1842792, 1974420, 2073141, 2303490, 2369304, 2538540, 2764188, 2961630, 3071320, 3455235, 3553956, 3948840, 4146282, 4442445, 4606980, 5077080, 5528376, 5923260, 6219423, 6910470, 7107912, 8292564, 8884890, 9213960, 10365705, 11846520, 12438846, 13820940, 16585128, 17769780, 20731410, 24877692, 27641880, 31097115, 35539560, 41462820, 49755384, 62194230, 82925640, 124388460, 248776920]

約数ペア:

[(1, 248776920), (2, 124388460), (3, 82925640), (4, 62194230), (5, 49755384), (6, 41462820), (7, 35539560), (8, 31097115), (9, 27641880), (10, 24877692), (12, 20731410), (14, 17769780), (15, 16585128), (18, 13820940), (20, 12438846), (21, 11846520), (24, 10365705), (27, 9213960), (28, 8884890), (30, 8292564), (35, 7107912), (36, 6910470), (40, 6219423), (42, 5923260), (45, 5528376), (49, 5077080), (54, 4606980), (56, 4442445), (60, 4146282), (63, 3948840), (70, 3553956), (72, 3455235), (81, 3071320), (84, 2961630), (90, 2764188), (98, 2538540), (105, 2369304), (108, 2303490), (120, 2073141), (126, 1974420), (135, 1842792), (140, 1776978), (147, 1692360), (162, 1535660), (168, 1480815), (180, 1382094), (189, 1316280), (196, 1269270), (210, 1184652), (216, 1151745), (245, 1015416), (252, 987210), (270, 921396), (280, 888489), (294, 846180), (315, 789768), (324, 767830), (360, 691047), (378, 658140), (392, 634635), (405, 614264), (420, 592326), (441, 564120), (490, 507708), (504, 493605), (540, 460698), (567, 438760), (588, 423090), (630, 394884), (648, 383915), (735, 338472), (756, 329070), (810, 307132), (840, 296163), (882, 282060), (945, 263256), (980, 253854), (1080, 230349), (1134, 219380), (1176, 211545), (1260, 197442), (1323, 188040), (1470, 169236), (1512, 164535), (1567, 158760), (1620, 153566), (1764, 141030), (1890, 131628), (1960, 126927), (2205, 112824), (2268, 109690), (2520, 98721), (2646, 94020), (2835, 87752), (2940, 84618), (3134, 79380), (3240, 76783), (3528, 70515), (3780, 65814), (3969, 62680), (4410, 56412), (4536, 54845), (4701, 52920), (5292, 47010), (5670, 43876), (5880, 42309), (6268, 39690), (6615, 37608), (7560, 32907), (7835, 31752), (7938, 31340), (8820, 28206), (9402, 26460), (10584, 23505), (10969, 22680), (11340, 21938), (12536, 19845), (13230, 18804), (14103, 17640), (15670, 15876)]