128574216

素因数分解:

$2^3\times 3^5\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 386677200

約数和(自身を除く): 258102984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 59, 72, 76, 81, 108, 114, 118, 152, 162, 171, 177, 216, 228, 236, 243, 324, 342, 354, 456, 472, 486, 513, 531, 648, 684, 708, 972, 1026, 1062, 1121, 1368, 1416, 1539, 1593, 1944, 2052, 2124, 2242, 3078, 3186, 3363, 3481, 4104, 4248, 4484, 4617, 4779, 6156, 6372, 6726, 6962, 8968, 9234, 9558, 10089, 10443, 12312, 12744, 13452, 13924, 14337, 18468, 19116, 20178, 20886, 26904, 27848, 28674, 30267, 31329, 36936, 38232, 40356, 41772, 57348, 60534, 62658, 66139, 80712, 83544, 90801, 93987, 114696, 121068, 125316, 132278, 181602, 187974, 198417, 242136, 250632, 264556, 272403, 281961, 363204, 375948, 396834, 529112, 544806, 563922, 595251, 726408, 751896, 793668, 845883, 1089612, 1127844, 1190502, 1587336, 1691766, 1785753, 2179224, 2255688, 2381004, 3383532, 3571506, 4762008, 5357259, 6767064, 7143012, 10714518, 14286024, 16071777, 21429036, 32143554, 42858072, 64287108, 128574216]

約数ペア:

[(1, 128574216), (2, 64287108), (3, 42858072), (4, 32143554), (6, 21429036), (8, 16071777), (9, 14286024), (12, 10714518), (18, 7143012), (19, 6767064), (24, 5357259), (27, 4762008), (36, 3571506), (38, 3383532), (54, 2381004), (57, 2255688), (59, 2179224), (72, 1785753), (76, 1691766), (81, 1587336), (108, 1190502), (114, 1127844), (118, 1089612), (152, 845883), (162, 793668), (171, 751896), (177, 726408), (216, 595251), (228, 563922), (236, 544806), (243, 529112), (324, 396834), (342, 375948), (354, 363204), (456, 281961), (472, 272403), (486, 264556), (513, 250632), (531, 242136), (648, 198417), (684, 187974), (708, 181602), (972, 132278), (1026, 125316), (1062, 121068), (1121, 114696), (1368, 93987), (1416, 90801), (1539, 83544), (1593, 80712), (1944, 66139), (2052, 62658), (2124, 60534), (2242, 57348), (3078, 41772), (3186, 40356), (3363, 38232), (3481, 36936), (4104, 31329), (4248, 30267), (4484, 28674), (4617, 27848), (4779, 26904), (6156, 20886), (6372, 20178), (6726, 19116), (6962, 18468), (8968, 14337), (9234, 13924), (9558, 13452), (10089, 12744), (10443, 12312)]