172402160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9931}}^1$

素因数の和:9982

約数の個数: 80

約数和(自身を含む): 472922112

約数和(自身を除く): 300519952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 9931, 17360, 19862, 39724, 49655, 69517, 79448, 99310, 139034, 158896, 198620, 278068, 307861, 347585, 397240, 556136, 615722, 695170, 794480, 1112272, 1231444, 1390340, 1539305, 2155027, 2462888, 2780680, 3078610, 4310054, 4925776, 5561360, 6157220, 8620108, 10775135, 12314440, 17240216, 21550270, 24628880, 34480432, 43100540, 86201080, 172402160]

約数ペア:

[(1, 172402160), (2, 86201080), (4, 43100540), (5, 34480432), (7, 24628880), (8, 21550270), (10, 17240216), (14, 12314440), (16, 10775135), (20, 8620108), (28, 6157220), (31, 5561360), (35, 4925776), (40, 4310054), (56, 3078610), (62, 2780680), (70, 2462888), (80, 2155027), (112, 1539305), (124, 1390340), (140, 1231444), (155, 1112272), (217, 794480), (248, 695170), (280, 615722), (310, 556136), (434, 397240), (496, 347585), (560, 307861), (620, 278068), (868, 198620), (1085, 158896), (1240, 139034), (1736, 99310), (2170, 79448), (2480, 69517), (3472, 49655), (4340, 39724), (8680, 19862), (9931, 17360)]