161921952

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 490613760

約数和(自身を除く): 328691808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 127, 144, 152, 171, 228, 233, 254, 288, 304, 342, 381, 456, 466, 508, 608, 684, 699, 762, 912, 932, 1016, 1143, 1368, 1398, 1524, 1824, 1864, 2032, 2097, 2286, 2413, 2736, 2796, 3048, 3728, 4064, 4194, 4427, 4572, 4826, 5472, 5592, 6096, 7239, 7456, 8388, 8854, 9144, 9652, 11184, 12192, 13281, 14478, 16776, 17708, 18288, 19304, 21717, 22368, 26562, 28956, 29591, 33552, 35416, 36576, 38608, 39843, 43434, 53124, 57912, 59182, 67104, 70832, 77216, 79686, 86868, 88773, 106248, 115824, 118364, 141664, 159372, 173736, 177546, 212496, 231648, 236728, 266319, 318744, 347472, 355092, 424992, 473456, 532638, 562229, 637488, 694944, 710184, 946912, 1065276, 1124458, 1274976, 1420368, 1686687, 2130552, 2248916, 2840736, 3373374, 4261104, 4497832, 5060061, 6746748, 8522208, 8995664, 10120122, 13493496, 17991328, 20240244, 26986992, 40480488, 53973984, 80960976, 161921952]

約数ペア:

[(1, 161921952), (2, 80960976), (3, 53973984), (4, 40480488), (6, 26986992), (8, 20240244), (9, 17991328), (12, 13493496), (16, 10120122), (18, 8995664), (19, 8522208), (24, 6746748), (32, 5060061), (36, 4497832), (38, 4261104), (48, 3373374), (57, 2840736), (72, 2248916), (76, 2130552), (96, 1686687), (114, 1420368), (127, 1274976), (144, 1124458), (152, 1065276), (171, 946912), (228, 710184), (233, 694944), (254, 637488), (288, 562229), (304, 532638), (342, 473456), (381, 424992), (456, 355092), (466, 347472), (508, 318744), (608, 266319), (684, 236728), (699, 231648), (762, 212496), (912, 177546), (932, 173736), (1016, 159372), (1143, 141664), (1368, 118364), (1398, 115824), (1524, 106248), (1824, 88773), (1864, 86868), (2032, 79686), (2097, 77216), (2286, 70832), (2413, 67104), (2736, 59182), (2796, 57912), (3048, 53124), (3728, 43434), (4064, 39843), (4194, 38608), (4427, 36576), (4572, 35416), (4826, 33552), (5472, 29591), (5592, 28956), (6096, 26562), (7239, 22368), (7456, 21717), (8388, 19304), (8854, 18288), (9144, 17708), (9652, 16776), (11184, 14478), (12192, 13281)]