171549080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 395599680

約数和(自身を除く): 224050600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 167, 244, 305, 334, 421, 488, 610, 668, 835, 842, 1220, 1336, 1670, 1684, 2105, 2440, 3340, 3368, 4210, 6680, 8420, 10187, 16840, 20374, 25681, 40748, 50935, 51362, 70307, 81496, 101870, 102724, 128405, 140614, 203740, 205448, 256810, 281228, 351535, 407480, 513620, 562456, 703070, 1027240, 1406140, 2812280, 4288727, 8577454, 17154908, 21443635, 34309816, 42887270, 85774540, 171549080]

約数ペア:

[(1, 171549080), (2, 85774540), (4, 42887270), (5, 34309816), (8, 21443635), (10, 17154908), (20, 8577454), (40, 4288727), (61, 2812280), (122, 1406140), (167, 1027240), (244, 703070), (305, 562456), (334, 513620), (421, 407480), (488, 351535), (610, 281228), (668, 256810), (835, 205448), (842, 203740), (1220, 140614), (1336, 128405), (1670, 102724), (1684, 101870), (2105, 81496), (2440, 70307), (3340, 51362), (3368, 50935), (4210, 40748), (6680, 25681), (8420, 20374), (10187, 16840)]