168779780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 398297088

約数和(自身を除く): 229517308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 71, 82, 130, 142, 164, 205, 223, 260, 284, 355, 410, 446, 533, 710, 820, 892, 923, 1066, 1115, 1420, 1846, 2132, 2230, 2665, 2899, 2911, 3692, 4460, 4615, 5330, 5798, 5822, 9143, 9230, 10660, 11596, 11644, 14495, 14555, 15833, 18286, 18460, 28990, 29110, 31666, 36572, 37843, 45715, 57980, 58220, 63332, 75686, 79165, 91430, 118859, 151372, 158330, 182860, 189215, 205829, 237718, 316660, 378430, 411658, 475436, 594295, 649153, 756860, 823316, 1029145, 1188590, 1298306, 2058290, 2377180, 2596612, 3245765, 4116580, 6491530, 8438989, 12983060, 16877978, 33755956, 42194945, 84389890, 168779780]

約数ペア:

[(1, 168779780), (2, 84389890), (4, 42194945), (5, 33755956), (10, 16877978), (13, 12983060), (20, 8438989), (26, 6491530), (41, 4116580), (52, 3245765), (65, 2596612), (71, 2377180), (82, 2058290), (130, 1298306), (142, 1188590), (164, 1029145), (205, 823316), (223, 756860), (260, 649153), (284, 594295), (355, 475436), (410, 411658), (446, 378430), (533, 316660), (710, 237718), (820, 205829), (892, 189215), (923, 182860), (1066, 158330), (1115, 151372), (1420, 118859), (1846, 91430), (2132, 79165), (2230, 75686), (2665, 63332), (2899, 58220), (2911, 57980), (3692, 45715), (4460, 37843), (4615, 36572), (5330, 31666), (5798, 29110), (5822, 28990), (9143, 18460), (9230, 18286), (10660, 15833), (11596, 14555), (11644, 14495)]