128076872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 326246400

約数和(自身を除く): 198169528

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 124, 133, 152, 154, 209, 217, 248, 266, 308, 341, 353, 418, 434, 532, 589, 616, 682, 706, 836, 868, 1064, 1178, 1364, 1412, 1463, 1672, 1736, 2356, 2387, 2471, 2728, 2824, 2926, 3883, 4123, 4712, 4774, 4942, 5852, 6479, 6707, 7766, 8246, 9548, 9884, 10943, 11704, 12958, 13414, 15532, 16492, 19096, 19768, 21886, 25916, 26828, 27181, 31064, 32984, 43772, 45353, 46949, 51832, 53656, 54362, 73777, 76601, 87544, 90706, 93898, 108724, 120373, 147554, 153202, 181412, 187796, 207917, 217448, 240746, 295108, 306404, 362824, 375592, 415834, 481492, 516439, 590216, 612808, 831668, 842611, 962984, 1032878, 1455419, 1663336, 1685222, 2065756, 2287087, 2910838, 3370444, 4131512, 4574174, 5821676, 6740888, 9148348, 11643352, 16009609, 18296696, 32019218, 64038436, 128076872]

約数ペア:

[(1, 128076872), (2, 64038436), (4, 32019218), (7, 18296696), (8, 16009609), (11, 11643352), (14, 9148348), (19, 6740888), (22, 5821676), (28, 4574174), (31, 4131512), (38, 3370444), (44, 2910838), (56, 2287087), (62, 2065756), (76, 1685222), (77, 1663336), (88, 1455419), (124, 1032878), (133, 962984), (152, 842611), (154, 831668), (209, 612808), (217, 590216), (248, 516439), (266, 481492), (308, 415834), (341, 375592), (353, 362824), (418, 306404), (434, 295108), (532, 240746), (589, 217448), (616, 207917), (682, 187796), (706, 181412), (836, 153202), (868, 147554), (1064, 120373), (1178, 108724), (1364, 93898), (1412, 90706), (1463, 87544), (1672, 76601), (1736, 73777), (2356, 54362), (2387, 53656), (2471, 51832), (2728, 46949), (2824, 45353), (2926, 43772), (3883, 32984), (4123, 31064), (4712, 27181), (4774, 26828), (4942, 25916), (5852, 21886), (6479, 19768), (6707, 19096), (7766, 16492), (8246, 15532), (9548, 13414), (9884, 12958), (10943, 11704)]