216929440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:399

約数の個数: 192

約数和(自身を含む): 646216704

約数和(自身を除く): 429287264

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 47, 52, 56, 65, 70, 80, 91, 94, 104, 112, 130, 140, 160, 182, 188, 208, 224, 235, 260, 280, 317, 329, 364, 376, 416, 455, 470, 520, 560, 611, 634, 658, 728, 752, 910, 940, 1040, 1120, 1222, 1268, 1316, 1456, 1504, 1585, 1645, 1820, 1880, 2080, 2219, 2444, 2536, 2632, 2912, 3055, 3170, 3290, 3640, 3760, 4121, 4277, 4438, 4888, 5072, 5264, 6110, 6340, 6580, 7280, 7520, 8242, 8554, 8876, 9776, 10144, 10528, 11095, 12220, 12680, 13160, 14560, 14899, 16484, 17108, 17752, 19552, 20605, 21385, 22190, 24440, 25360, 26320, 28847, 29798, 32968, 34216, 35504, 41210, 42770, 44380, 48880, 50720, 52640, 57694, 59596, 65936, 68432, 71008, 74495, 82420, 85540, 88760, 97760, 104293, 115388, 119192, 131872, 136864, 144235, 148990, 164840, 171080, 177520, 193687, 208586, 230776, 238384, 288470, 297980, 329680, 342160, 355040, 387374, 417172, 461552, 476768, 521465, 576940, 595960, 659360, 684320, 774748, 834344, 923104, 968435, 1042930, 1153880, 1191920, 1355809, 1549496, 1668688, 1936870, 2085860, 2307760, 2383840, 2711618, 3098992, 3337376, 3873740, 4171720, 4615520, 5423236, 6197984, 6779045, 7747480, 8343440, 10846472, 13558090, 15494960, 16686880, 21692944, 27116180, 30989920, 43385888, 54232360, 108464720, 216929440]

約数ペア:

[(1, 216929440), (2, 108464720), (4, 54232360), (5, 43385888), (7, 30989920), (8, 27116180), (10, 21692944), (13, 16686880), (14, 15494960), (16, 13558090), (20, 10846472), (26, 8343440), (28, 7747480), (32, 6779045), (35, 6197984), (40, 5423236), (47, 4615520), (52, 4171720), (56, 3873740), (65, 3337376), (70, 3098992), (80, 2711618), (91, 2383840), (94, 2307760), (104, 2085860), (112, 1936870), (130, 1668688), (140, 1549496), (160, 1355809), (182, 1191920), (188, 1153880), (208, 1042930), (224, 968435), (235, 923104), (260, 834344), (280, 774748), (317, 684320), (329, 659360), (364, 595960), (376, 576940), (416, 521465), (455, 476768), (470, 461552), (520, 417172), (560, 387374), (611, 355040), (634, 342160), (658, 329680), (728, 297980), (752, 288470), (910, 238384), (940, 230776), (1040, 208586), (1120, 193687), (1222, 177520), (1268, 171080), (1316, 164840), (1456, 148990), (1504, 144235), (1585, 136864), (1645, 131872), (1820, 119192), (1880, 115388), (2080, 104293), (2219, 97760), (2444, 88760), (2536, 85540), (2632, 82420), (2912, 74495), (3055, 71008), (3170, 68432), (3290, 65936), (3640, 59596), (3760, 57694), (4121, 52640), (4277, 50720), (4438, 48880), (4888, 44380), (5072, 42770), (5264, 41210), (6110, 35504), (6340, 34216), (6580, 32968), (7280, 29798), (7520, 28847), (8242, 26320), (8554, 25360), (8876, 24440), (9776, 22190), (10144, 21385), (10528, 20605), (11095, 19552), (12220, 17752), (12680, 17108), (13160, 16484), (14560, 14899)]