15645280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 43122240

約数和(自身を除く): 27476960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 70, 80, 112, 122, 140, 160, 224, 229, 244, 280, 305, 427, 458, 488, 560, 610, 854, 916, 976, 1120, 1145, 1220, 1603, 1708, 1832, 1952, 2135, 2290, 2440, 3206, 3416, 3664, 4270, 4580, 4880, 6412, 6832, 7328, 8015, 8540, 9160, 9760, 12824, 13664, 13969, 16030, 17080, 18320, 25648, 27938, 32060, 34160, 36640, 51296, 55876, 64120, 68320, 69845, 97783, 111752, 128240, 139690, 195566, 223504, 256480, 279380, 391132, 447008, 488915, 558760, 782264, 977830, 1117520, 1564528, 1955660, 2235040, 3129056, 3911320, 7822640, 15645280]

約数ペア:

[(1, 15645280), (2, 7822640), (4, 3911320), (5, 3129056), (7, 2235040), (8, 1955660), (10, 1564528), (14, 1117520), (16, 977830), (20, 782264), (28, 558760), (32, 488915), (35, 447008), (40, 391132), (56, 279380), (61, 256480), (70, 223504), (80, 195566), (112, 139690), (122, 128240), (140, 111752), (160, 97783), (224, 69845), (229, 68320), (244, 64120), (280, 55876), (305, 51296), (427, 36640), (458, 34160), (488, 32060), (560, 27938), (610, 25648), (854, 18320), (916, 17080), (976, 16030), (1120, 13969), (1145, 13664), (1220, 12824), (1603, 9760), (1708, 9160), (1832, 8540), (1952, 8015), (2135, 7328), (2290, 6832), (2440, 6412), (3206, 4880), (3416, 4580), (3664, 4270)]