215821872

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 180

約数和(自身を含む): 713938680

約数和(自身を除く): 498116808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 73, 84, 98, 112, 126, 144, 146, 147, 168, 196, 219, 252, 292, 294, 336, 392, 419, 438, 441, 504, 511, 584, 588, 657, 784, 838, 876, 882, 1008, 1022, 1168, 1176, 1257, 1314, 1533, 1676, 1752, 1764, 2044, 2352, 2514, 2628, 2933, 3066, 3352, 3504, 3528, 3577, 3771, 4088, 4599, 5028, 5256, 5866, 6132, 6704, 7056, 7154, 7542, 8176, 8799, 9198, 10056, 10512, 10731, 11732, 12264, 14308, 15084, 17598, 18396, 20112, 20531, 21462, 23464, 24528, 26397, 28616, 30168, 30587, 32193, 35196, 36792, 41062, 42924, 46928, 52794, 57232, 60336, 61174, 61593, 64386, 70392, 73584, 82124, 85848, 91761, 105588, 122348, 123186, 128772, 140784, 164248, 171696, 183522, 184779, 211176, 214109, 244696, 246372, 257544, 275283, 328496, 367044, 369558, 422352, 428218, 489392, 492744, 515088, 550566, 642327, 734088, 739116, 856436, 985488, 1101132, 1284654, 1468176, 1478232, 1498763, 1712872, 1926981, 2202264, 2569308, 2956464, 2997526, 3425744, 3853962, 4404528, 4496289, 5138616, 5995052, 7707924, 8992578, 10277232, 11990104, 13488867, 15415848, 17985156, 23980208, 26977734, 30831696, 35970312, 53955468, 71940624, 107910936, 215821872]

約数ペア:

[(1, 215821872), (2, 107910936), (3, 71940624), (4, 53955468), (6, 35970312), (7, 30831696), (8, 26977734), (9, 23980208), (12, 17985156), (14, 15415848), (16, 13488867), (18, 11990104), (21, 10277232), (24, 8992578), (28, 7707924), (36, 5995052), (42, 5138616), (48, 4496289), (49, 4404528), (56, 3853962), (63, 3425744), (72, 2997526), (73, 2956464), (84, 2569308), (98, 2202264), (112, 1926981), (126, 1712872), (144, 1498763), (146, 1478232), (147, 1468176), (168, 1284654), (196, 1101132), (219, 985488), (252, 856436), (292, 739116), (294, 734088), (336, 642327), (392, 550566), (419, 515088), (438, 492744), (441, 489392), (504, 428218), (511, 422352), (584, 369558), (588, 367044), (657, 328496), (784, 275283), (838, 257544), (876, 246372), (882, 244696), (1008, 214109), (1022, 211176), (1168, 184779), (1176, 183522), (1257, 171696), (1314, 164248), (1533, 140784), (1676, 128772), (1752, 123186), (1764, 122348), (2044, 105588), (2352, 91761), (2514, 85848), (2628, 82124), (2933, 73584), (3066, 70392), (3352, 64386), (3504, 61593), (3528, 61174), (3577, 60336), (3771, 57232), (4088, 52794), (4599, 46928), (5028, 42924), (5256, 41062), (5866, 36792), (6132, 35196), (6704, 32193), (7056, 30587), (7154, 30168), (7542, 28616), (8176, 26397), (8799, 24528), (9198, 23464), (10056, 21462), (10512, 20531), (10731, 20112), (11732, 18396), (12264, 17598), (14308, 15084)]