129601280

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:186

約数の個数: 108

約数和(自身を含む): 331311960

約数和(自身を除く): 201710680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 73, 76, 80, 95, 128, 146, 152, 160, 190, 256, 292, 304, 320, 365, 380, 584, 608, 640, 730, 760, 1168, 1216, 1280, 1387, 1460, 1520, 2336, 2432, 2774, 2920, 3040, 4672, 4864, 5329, 5548, 5840, 6080, 6935, 9344, 10658, 11096, 11680, 12160, 13870, 18688, 21316, 22192, 23360, 24320, 26645, 27740, 42632, 44384, 46720, 53290, 55480, 85264, 88768, 93440, 101251, 106580, 110960, 170528, 177536, 202502, 213160, 221920, 341056, 355072, 405004, 426320, 443840, 506255, 682112, 810008, 852640, 887680, 1012510, 1364224, 1620016, 1705280, 1775360, 2025020, 3240032, 3410560, 4050040, 6480064, 6821120, 8100080, 12960128, 16200160, 25920256, 32400320, 64800640, 129601280]

約数ペア:

[(1, 129601280), (2, 64800640), (4, 32400320), (5, 25920256), (8, 16200160), (10, 12960128), (16, 8100080), (19, 6821120), (20, 6480064), (32, 4050040), (38, 3410560), (40, 3240032), (64, 2025020), (73, 1775360), (76, 1705280), (80, 1620016), (95, 1364224), (128, 1012510), (146, 887680), (152, 852640), (160, 810008), (190, 682112), (256, 506255), (292, 443840), (304, 426320), (320, 405004), (365, 355072), (380, 341056), (584, 221920), (608, 213160), (640, 202502), (730, 177536), (760, 170528), (1168, 110960), (1216, 106580), (1280, 101251), (1387, 93440), (1460, 88768), (1520, 85264), (2336, 55480), (2432, 53290), (2774, 46720), (2920, 44384), (3040, 42632), (4672, 27740), (4864, 26645), (5329, 24320), (5548, 23360), (5840, 22192), (6080, 21316), (6935, 18688), (9344, 13870), (10658, 12160), (11096, 11680)]