74637780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 248209920

約数和(自身を除く): 173572140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 140, 147, 159, 196, 210, 212, 245, 265, 294, 318, 371, 420, 479, 490, 530, 588, 636, 735, 742, 795, 958, 980, 1060, 1113, 1437, 1470, 1484, 1590, 1855, 1916, 2226, 2395, 2597, 2874, 2940, 3180, 3353, 3710, 4452, 4790, 5194, 5565, 5748, 6706, 7185, 7420, 7791, 9580, 10059, 10388, 11130, 12985, 13412, 14370, 15582, 16765, 20118, 22260, 23471, 25387, 25970, 28740, 31164, 33530, 38955, 40236, 46942, 50295, 50774, 51940, 67060, 70413, 76161, 77910, 93884, 100590, 101548, 117355, 126935, 140826, 152322, 155820, 177709, 201180, 234710, 253870, 281652, 304644, 352065, 355418, 380805, 469420, 507740, 533127, 704130, 710836, 761610, 888545, 1066254, 1243963, 1408260, 1523220, 1777090, 2132508, 2487926, 2665635, 3554180, 3731889, 4975852, 5331270, 6219815, 7463778, 10662540, 12439630, 14927556, 18659445, 24879260, 37318890, 74637780]

約数ペア:

[(1, 74637780), (2, 37318890), (3, 24879260), (4, 18659445), (5, 14927556), (6, 12439630), (7, 10662540), (10, 7463778), (12, 6219815), (14, 5331270), (15, 4975852), (20, 3731889), (21, 3554180), (28, 2665635), (30, 2487926), (35, 2132508), (42, 1777090), (49, 1523220), (53, 1408260), (60, 1243963), (70, 1066254), (84, 888545), (98, 761610), (105, 710836), (106, 704130), (140, 533127), (147, 507740), (159, 469420), (196, 380805), (210, 355418), (212, 352065), (245, 304644), (265, 281652), (294, 253870), (318, 234710), (371, 201180), (420, 177709), (479, 155820), (490, 152322), (530, 140826), (588, 126935), (636, 117355), (735, 101548), (742, 100590), (795, 93884), (958, 77910), (980, 76161), (1060, 70413), (1113, 67060), (1437, 51940), (1470, 50774), (1484, 50295), (1590, 46942), (1855, 40236), (1916, 38955), (2226, 33530), (2395, 31164), (2597, 28740), (2874, 25970), (2940, 25387), (3180, 23471), (3353, 22260), (3710, 20118), (4452, 16765), (4790, 15582), (5194, 14370), (5565, 13412), (5748, 12985), (6706, 11130), (7185, 10388), (7420, 10059), (7791, 9580)]