281089424

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13421}}^1$

素因数の和:13464

約数の個数: 80

約数和(自身を含む): 718989696

約数和(自身を除く): 437900272

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 238, 272, 308, 374, 476, 616, 748, 952, 1232, 1309, 1496, 1904, 2618, 2992, 5236, 10472, 13421, 20944, 26842, 53684, 93947, 107368, 147631, 187894, 214736, 228157, 295262, 375788, 456314, 590524, 751576, 912628, 1033417, 1181048, 1503152, 1597099, 1825256, 2066834, 2362096, 2509727, 3194198, 3650512, 4133668, 5019454, 6388396, 8267336, 10038908, 12776792, 16534672, 17568089, 20077816, 25553584, 35136178, 40155632, 70272356, 140544712, 281089424]

約数ペア:

[(1, 281089424), (2, 140544712), (4, 70272356), (7, 40155632), (8, 35136178), (11, 25553584), (14, 20077816), (16, 17568089), (17, 16534672), (22, 12776792), (28, 10038908), (34, 8267336), (44, 6388396), (56, 5019454), (68, 4133668), (77, 3650512), (88, 3194198), (112, 2509727), (119, 2362096), (136, 2066834), (154, 1825256), (176, 1597099), (187, 1503152), (238, 1181048), (272, 1033417), (308, 912628), (374, 751576), (476, 590524), (616, 456314), (748, 375788), (952, 295262), (1232, 228157), (1309, 214736), (1496, 187894), (1904, 147631), (2618, 107368), (2992, 93947), (5236, 53684), (10472, 26842), (13421, 20944)]