209933640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{3967}}^1$

素因数の和:4001

約数の個数: 192

約数和(自身を含む): 814233600

約数和(自身を除く): 604299960

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, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 3967, 4410, 5292, 5880, 6615, 7560, 7934, 8820, 10584, 11901, 13230, 15868, 17640, 19835, 23802, 26460, 27769, 31736, 35703, 39670, 47604, 52920, 55538, 59505, 71406, 79340, 83307, 95208, 107109, 111076, 119010, 138845, 142812, 158680, 166614, 178515, 194383, 214218, 222152, 238020, 249921, 277690, 285624, 333228, 357030, 388766, 416535, 428436, 476040, 499842, 535545, 555380, 583149, 666456, 714060, 749763, 777532, 833070, 856872, 971915, 999684, 1071090, 1110760, 1166298, 1249605, 1428120, 1499526, 1555064, 1666140, 1749447, 1943830, 1999368, 2142180, 2332596, 2499210, 2915745, 2999052, 3332280, 3498894, 3748815, 3887660, 4284360, 4665192, 4998420, 5248341, 5831490, 5998104, 6997788, 7497630, 7775320, 8747235, 9996840, 10496682, 11662980, 13995576, 14995260, 17494470, 20993364, 23325960, 26241705, 29990520, 34988940, 41986728, 52483410, 69977880, 104966820, 209933640]

約数ペア:

[(1, 209933640), (2, 104966820), (3, 69977880), (4, 52483410), (5, 41986728), (6, 34988940), (7, 29990520), (8, 26241705), (9, 23325960), (10, 20993364), (12, 17494470), (14, 14995260), (15, 13995576), (18, 11662980), (20, 10496682), (21, 9996840), (24, 8747235), (27, 7775320), (28, 7497630), (30, 6997788), (35, 5998104), (36, 5831490), (40, 5248341), (42, 4998420), (45, 4665192), (49, 4284360), (54, 3887660), (56, 3748815), (60, 3498894), (63, 3332280), (70, 2999052), (72, 2915745), (84, 2499210), (90, 2332596), (98, 2142180), (105, 1999368), (108, 1943830), (120, 1749447), (126, 1666140), (135, 1555064), (140, 1499526), (147, 1428120), (168, 1249605), (180, 1166298), (189, 1110760), (196, 1071090), (210, 999684), (216, 971915), (245, 856872), (252, 833070), (270, 777532), (280, 749763), (294, 714060), (315, 666456), (360, 583149), (378, 555380), (392, 535545), (420, 499842), (441, 476040), (490, 428436), (504, 416535), (540, 388766), (588, 357030), (630, 333228), (735, 285624), (756, 277690), (840, 249921), (882, 238020), (945, 222152), (980, 214218), (1080, 194383), (1176, 178515), (1260, 166614), (1323, 158680), (1470, 142812), (1512, 138845), (1764, 119010), (1890, 111076), (1960, 107109), (2205, 95208), (2520, 83307), (2646, 79340), (2940, 71406), (3528, 59505), (3780, 55538), (3967, 52920), (4410, 47604), (5292, 39670), (5880, 35703), (6615, 31736), (7560, 27769), (7934, 26460), (8820, 23802), (10584, 19835), (11901, 17640), (13230, 15868)]