489956736

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 1363046400

約数和(自身を除く): 873089664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 79, 93, 96, 124, 128, 158, 186, 192, 237, 248, 316, 372, 384, 474, 496, 521, 632, 744, 948, 992, 1042, 1264, 1488, 1563, 1896, 1984, 2084, 2449, 2528, 2976, 3126, 3792, 3968, 4168, 4898, 5056, 5952, 6252, 7347, 7584, 8336, 9796, 10112, 11904, 12504, 14694, 15168, 16151, 16672, 19592, 25008, 29388, 30336, 32302, 33344, 39184, 41159, 48453, 50016, 58776, 64604, 66688, 78368, 82318, 96906, 100032, 117552, 123477, 129208, 156736, 164636, 193812, 200064, 235104, 246954, 258416, 313472, 329272, 387624, 470208, 493908, 516832, 658544, 775248, 940416, 987816, 1033664, 1275929, 1317088, 1550496, 1975632, 2067328, 2551858, 2634176, 3100992, 3827787, 3951264, 5103716, 5268352, 6201984, 7655574, 7902528, 10207432, 15311148, 15805056, 20414864, 30622296, 40829728, 61244592, 81659456, 122489184, 163318912, 244978368, 489956736]

約数ペア:

[(1, 489956736), (2, 244978368), (3, 163318912), (4, 122489184), (6, 81659456), (8, 61244592), (12, 40829728), (16, 30622296), (24, 20414864), (31, 15805056), (32, 15311148), (48, 10207432), (62, 7902528), (64, 7655574), (79, 6201984), (93, 5268352), (96, 5103716), (124, 3951264), (128, 3827787), (158, 3100992), (186, 2634176), (192, 2551858), (237, 2067328), (248, 1975632), (316, 1550496), (372, 1317088), (384, 1275929), (474, 1033664), (496, 987816), (521, 940416), (632, 775248), (744, 658544), (948, 516832), (992, 493908), (1042, 470208), (1264, 387624), (1488, 329272), (1563, 313472), (1896, 258416), (1984, 246954), (2084, 235104), (2449, 200064), (2528, 193812), (2976, 164636), (3126, 156736), (3792, 129208), (3968, 123477), (4168, 117552), (4898, 100032), (5056, 96906), (5952, 82318), (6252, 78368), (7347, 66688), (7584, 64604), (8336, 58776), (9796, 50016), (10112, 48453), (11904, 41159), (12504, 39184), (14694, 33344), (15168, 32302), (16151, 30336), (16672, 29388), (19592, 25008)]