202868920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^2$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 490276800

約数和(自身を除く): 287407880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 61, 94, 116, 122, 145, 188, 232, 235, 244, 290, 305, 376, 470, 488, 580, 610, 940, 1160, 1220, 1363, 1769, 1880, 2440, 2726, 2867, 3538, 3721, 5452, 5734, 6815, 7076, 7442, 8845, 10904, 11468, 13630, 14152, 14335, 14884, 17690, 18605, 22936, 27260, 28670, 29768, 35380, 37210, 54520, 57340, 70760, 74420, 83143, 107909, 114680, 148840, 166286, 174887, 215818, 332572, 349774, 415715, 431636, 539545, 665144, 699548, 831430, 863272, 874435, 1079090, 1399096, 1662860, 1748870, 2158180, 3325720, 3497740, 4316360, 5071723, 6995480, 10143446, 20286892, 25358615, 40573784, 50717230, 101434460, 202868920]

約数ペア:

[(1, 202868920), (2, 101434460), (4, 50717230), (5, 40573784), (8, 25358615), (10, 20286892), (20, 10143446), (29, 6995480), (40, 5071723), (47, 4316360), (58, 3497740), (61, 3325720), (94, 2158180), (116, 1748870), (122, 1662860), (145, 1399096), (188, 1079090), (232, 874435), (235, 863272), (244, 831430), (290, 699548), (305, 665144), (376, 539545), (470, 431636), (488, 415715), (580, 349774), (610, 332572), (940, 215818), (1160, 174887), (1220, 166286), (1363, 148840), (1769, 114680), (1880, 107909), (2440, 83143), (2726, 74420), (2867, 70760), (3538, 57340), (3721, 54520), (5452, 37210), (5734, 35380), (6815, 29768), (7076, 28670), (7442, 27260), (8845, 22936), (10904, 18605), (11468, 17690), (13630, 14884), (14152, 14335)]