155992480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 435143016

約数和(自身を除く): 279150536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 101, 112, 140, 160, 196, 197, 202, 224, 245, 280, 392, 394, 404, 490, 505, 560, 707, 784, 788, 808, 980, 985, 1010, 1120, 1379, 1414, 1568, 1576, 1616, 1960, 1970, 2020, 2758, 2828, 3152, 3232, 3535, 3920, 3940, 4040, 4949, 5516, 5656, 6304, 6895, 7070, 7840, 7880, 8080, 9653, 9898, 11032, 11312, 13790, 14140, 15760, 16160, 19306, 19796, 19897, 22064, 22624, 24745, 27580, 28280, 31520, 38612, 39592, 39794, 44128, 48265, 49490, 55160, 56560, 77224, 79184, 79588, 96530, 98980, 99485, 110320, 113120, 139279, 154448, 158368, 159176, 193060, 197960, 198970, 220640, 278558, 308896, 318352, 386120, 395920, 397940, 557116, 636704, 696395, 772240, 791840, 795880, 974953, 1114232, 1392790, 1544480, 1591760, 1949906, 2228464, 2785580, 3183520, 3899812, 4456928, 4874765, 5571160, 7799624, 9749530, 11142320, 15599248, 19499060, 22284640, 31198496, 38998120, 77996240, 155992480]

約数ペア:

[(1, 155992480), (2, 77996240), (4, 38998120), (5, 31198496), (7, 22284640), (8, 19499060), (10, 15599248), (14, 11142320), (16, 9749530), (20, 7799624), (28, 5571160), (32, 4874765), (35, 4456928), (40, 3899812), (49, 3183520), (56, 2785580), (70, 2228464), (80, 1949906), (98, 1591760), (101, 1544480), (112, 1392790), (140, 1114232), (160, 974953), (196, 795880), (197, 791840), (202, 772240), (224, 696395), (245, 636704), (280, 557116), (392, 397940), (394, 395920), (404, 386120), (490, 318352), (505, 308896), (560, 278558), (707, 220640), (784, 198970), (788, 197960), (808, 193060), (980, 159176), (985, 158368), (1010, 154448), (1120, 139279), (1379, 113120), (1414, 110320), (1568, 99485), (1576, 98980), (1616, 96530), (1960, 79588), (1970, 79184), (2020, 77224), (2758, 56560), (2828, 55160), (3152, 49490), (3232, 48265), (3535, 44128), (3920, 39794), (3940, 39592), (4040, 38612), (4949, 31520), (5516, 28280), (5656, 27580), (6304, 24745), (6895, 22624), (7070, 22064), (7840, 19897), (7880, 19796), (8080, 19306), (9653, 16160), (9898, 15760), (11032, 14140), (11312, 13790)]