181920896

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 397946880

約数和(自身を除く): 216025984

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 127, 128, 152, 248, 254, 304, 361, 496, 508, 589, 608, 722, 992, 1016, 1178, 1216, 1444, 1984, 2032, 2356, 2413, 2432, 2888, 3937, 3968, 4064, 4712, 4826, 5776, 7874, 8128, 9424, 9652, 11191, 11552, 15748, 16256, 18848, 19304, 22382, 23104, 31496, 37696, 38608, 44764, 45847, 46208, 62992, 74803, 75392, 77216, 89528, 91694, 125984, 149606, 154432, 179056, 183388, 251968, 299212, 308864, 358112, 366776, 503936, 598424, 716224, 733552, 1196848, 1421257, 1432448, 1467104, 2393696, 2842514, 2934208, 4787392, 5685028, 5868416, 9574784, 11370056, 22740112, 45480224, 90960448, 181920896]

約数ペア:

[(1, 181920896), (2, 90960448), (4, 45480224), (8, 22740112), (16, 11370056), (19, 9574784), (31, 5868416), (32, 5685028), (38, 4787392), (62, 2934208), (64, 2842514), (76, 2393696), (124, 1467104), (127, 1432448), (128, 1421257), (152, 1196848), (248, 733552), (254, 716224), (304, 598424), (361, 503936), (496, 366776), (508, 358112), (589, 308864), (608, 299212), (722, 251968), (992, 183388), (1016, 179056), (1178, 154432), (1216, 149606), (1444, 125984), (1984, 91694), (2032, 89528), (2356, 77216), (2413, 75392), (2432, 74803), (2888, 62992), (3937, 46208), (3968, 45847), (4064, 44764), (4712, 38608), (4826, 37696), (5776, 31496), (7874, 23104), (8128, 22382), (9424, 19304), (9652, 18848), (11191, 16256), (11552, 15748)]