179431280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13931}}^1$

素因数の和:13974

約数の個数: 80

約数和(自身を含む): 497539584

約数和(自身を除く): 318108304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 13931, 27862, 55724, 69655, 97517, 111448, 139310, 195034, 222896, 278620, 320413, 390068, 487585, 557240, 640826, 780136, 975170, 1114480, 1281652, 1560272, 1602065, 1950340, 2242891, 2563304, 3204130, 3900680, 4485782, 5126608, 6408260, 7801360, 8971564, 11214455, 12816520, 17943128, 22428910, 25633040, 35886256, 44857820, 89715640, 179431280]

約数ペア:

[(1, 179431280), (2, 89715640), (4, 44857820), (5, 35886256), (7, 25633040), (8, 22428910), (10, 17943128), (14, 12816520), (16, 11214455), (20, 8971564), (23, 7801360), (28, 6408260), (35, 5126608), (40, 4485782), (46, 3900680), (56, 3204130), (70, 2563304), (80, 2242891), (92, 1950340), (112, 1602065), (115, 1560272), (140, 1281652), (161, 1114480), (184, 975170), (230, 780136), (280, 640826), (322, 557240), (368, 487585), (460, 390068), (560, 320413), (644, 278620), (805, 222896), (920, 195034), (1288, 139310), (1610, 111448), (1840, 97517), (2576, 69655), (3220, 55724), (6440, 27862), (12880, 13931)]