77206120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 196992000

約数和(自身を除く): 119785880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 31, 38, 40, 58, 62, 76, 95, 113, 116, 124, 145, 152, 155, 190, 226, 232, 248, 290, 310, 380, 452, 551, 565, 580, 589, 620, 760, 899, 904, 1102, 1130, 1160, 1178, 1240, 1798, 2147, 2204, 2260, 2356, 2755, 2945, 3277, 3503, 3596, 4294, 4408, 4495, 4520, 4712, 5510, 5890, 6554, 7006, 7192, 8588, 8990, 10735, 11020, 11780, 13108, 14012, 16385, 17081, 17176, 17515, 17980, 21470, 22040, 23560, 26216, 28024, 32770, 34162, 35030, 35960, 42940, 62263, 65540, 66557, 68324, 70060, 85405, 85880, 101587, 124526, 131080, 133114, 136648, 140120, 170810, 203174, 249052, 266228, 311315, 332785, 341620, 406348, 498104, 507935, 532456, 622630, 665570, 683240, 812696, 1015870, 1245260, 1331140, 1930153, 2031740, 2490520, 2662280, 3860306, 4063480, 7720612, 9650765, 15441224, 19301530, 38603060, 77206120]

約数ペア:

[(1, 77206120), (2, 38603060), (4, 19301530), (5, 15441224), (8, 9650765), (10, 7720612), (19, 4063480), (20, 3860306), (29, 2662280), (31, 2490520), (38, 2031740), (40, 1930153), (58, 1331140), (62, 1245260), (76, 1015870), (95, 812696), (113, 683240), (116, 665570), (124, 622630), (145, 532456), (152, 507935), (155, 498104), (190, 406348), (226, 341620), (232, 332785), (248, 311315), (290, 266228), (310, 249052), (380, 203174), (452, 170810), (551, 140120), (565, 136648), (580, 133114), (589, 131080), (620, 124526), (760, 101587), (899, 85880), (904, 85405), (1102, 70060), (1130, 68324), (1160, 66557), (1178, 65540), (1240, 62263), (1798, 42940), (2147, 35960), (2204, 35030), (2260, 34162), (2356, 32770), (2755, 28024), (2945, 26216), (3277, 23560), (3503, 22040), (3596, 21470), (4294, 17980), (4408, 17515), (4495, 17176), (4520, 17081), (4712, 16385), (5510, 14012), (5890, 13108), (6554, 11780), (7006, 11020), (7192, 10735), (8588, 8990)]