245632728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 715392000

約数和(自身を除く): 469759272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 229, 239, 264, 374, 408, 458, 478, 561, 687, 717, 748, 916, 956, 1122, 1374, 1434, 1496, 1832, 1912, 2244, 2519, 2629, 2748, 2868, 3893, 4063, 4488, 5038, 5258, 5496, 5736, 7557, 7786, 7887, 8126, 10076, 10516, 11679, 12189, 15114, 15572, 15774, 16252, 20152, 21032, 23358, 24378, 30228, 31144, 31548, 32504, 42823, 44693, 46716, 48756, 54731, 60456, 63096, 85646, 89386, 93432, 97512, 109462, 128469, 134079, 164193, 171292, 178772, 218924, 256938, 268158, 328386, 342584, 357544, 437848, 513876, 536316, 602041, 656772, 930427, 1027752, 1072632, 1204082, 1313544, 1806123, 1860854, 2408164, 2791281, 3612246, 3721708, 4816328, 5582562, 7224492, 7443416, 10234697, 11165124, 14448984, 20469394, 22330248, 30704091, 40938788, 61408182, 81877576, 122816364, 245632728]

約数ペア:

[(1, 245632728), (2, 122816364), (3, 81877576), (4, 61408182), (6, 40938788), (8, 30704091), (11, 22330248), (12, 20469394), (17, 14448984), (22, 11165124), (24, 10234697), (33, 7443416), (34, 7224492), (44, 5582562), (51, 4816328), (66, 3721708), (68, 3612246), (88, 2791281), (102, 2408164), (132, 1860854), (136, 1806123), (187, 1313544), (204, 1204082), (229, 1072632), (239, 1027752), (264, 930427), (374, 656772), (408, 602041), (458, 536316), (478, 513876), (561, 437848), (687, 357544), (717, 342584), (748, 328386), (916, 268158), (956, 256938), (1122, 218924), (1374, 178772), (1434, 171292), (1496, 164193), (1832, 134079), (1912, 128469), (2244, 109462), (2519, 97512), (2629, 93432), (2748, 89386), (2868, 85646), (3893, 63096), (4063, 60456), (4488, 54731), (5038, 48756), (5258, 46716), (5496, 44693), (5736, 42823), (7557, 32504), (7786, 31548), (7887, 31144), (8126, 30228), (10076, 24378), (10516, 23358), (11679, 21032), (12189, 20152), (15114, 16252), (15572, 15774)]