156701920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1172

約数の個数: 96

約数和(自身を含む): 399748608

約数和(自身を除く): 243046688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 68, 80, 85, 106, 136, 160, 170, 212, 265, 272, 340, 424, 530, 544, 680, 848, 901, 1060, 1087, 1360, 1696, 1802, 2120, 2174, 2720, 3604, 4240, 4348, 4505, 5435, 7208, 8480, 8696, 9010, 10870, 14416, 17392, 18020, 18479, 21740, 28832, 34784, 36040, 36958, 43480, 57611, 72080, 73916, 86960, 92395, 115222, 144160, 147832, 173920, 184790, 230444, 288055, 295664, 369580, 460888, 576110, 591328, 739160, 921776, 979387, 1152220, 1478320, 1843552, 1958774, 2304440, 2956640, 3917548, 4608880, 4896935, 7835096, 9217760, 9793870, 15670192, 19587740, 31340384, 39175480, 78350960, 156701920]

約数ペア:

[(1, 156701920), (2, 78350960), (4, 39175480), (5, 31340384), (8, 19587740), (10, 15670192), (16, 9793870), (17, 9217760), (20, 7835096), (32, 4896935), (34, 4608880), (40, 3917548), (53, 2956640), (68, 2304440), (80, 1958774), (85, 1843552), (106, 1478320), (136, 1152220), (160, 979387), (170, 921776), (212, 739160), (265, 591328), (272, 576110), (340, 460888), (424, 369580), (530, 295664), (544, 288055), (680, 230444), (848, 184790), (901, 173920), (1060, 147832), (1087, 144160), (1360, 115222), (1696, 92395), (1802, 86960), (2120, 73916), (2174, 72080), (2720, 57611), (3604, 43480), (4240, 36958), (4348, 36040), (4505, 34784), (5435, 28832), (7208, 21740), (8480, 18479), (8696, 18020), (9010, 17392), (10870, 14416)]