16880320

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 112

約数和(自身を含む): 44439840

約数和(自身を除く): 27559520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 107, 116, 136, 145, 160, 170, 214, 232, 272, 290, 320, 340, 428, 464, 493, 535, 544, 580, 680, 856, 928, 986, 1070, 1088, 1160, 1360, 1712, 1819, 1856, 1972, 2140, 2320, 2465, 2720, 3103, 3424, 3638, 3944, 4280, 4640, 4930, 5440, 6206, 6848, 7276, 7888, 8560, 9095, 9280, 9860, 12412, 14552, 15515, 15776, 17120, 18190, 19720, 24824, 29104, 31030, 31552, 34240, 36380, 39440, 49648, 52751, 58208, 62060, 72760, 78880, 99296, 105502, 116416, 124120, 145520, 157760, 198592, 211004, 248240, 263755, 291040, 422008, 496480, 527510, 582080, 844016, 992960, 1055020, 1688032, 2110040, 3376064, 4220080, 8440160, 16880320]

約数ペア:

[(1, 16880320), (2, 8440160), (4, 4220080), (5, 3376064), (8, 2110040), (10, 1688032), (16, 1055020), (17, 992960), (20, 844016), (29, 582080), (32, 527510), (34, 496480), (40, 422008), (58, 291040), (64, 263755), (68, 248240), (80, 211004), (85, 198592), (107, 157760), (116, 145520), (136, 124120), (145, 116416), (160, 105502), (170, 99296), (214, 78880), (232, 72760), (272, 62060), (290, 58208), (320, 52751), (340, 49648), (428, 39440), (464, 36380), (493, 34240), (535, 31552), (544, 31030), (580, 29104), (680, 24824), (856, 19720), (928, 18190), (986, 17120), (1070, 15776), (1088, 15515), (1160, 14552), (1360, 12412), (1712, 9860), (1819, 9280), (1856, 9095), (1972, 8560), (2140, 7888), (2320, 7276), (2465, 6848), (2720, 6206), (3103, 5440), (3424, 4930), (3638, 4640), (3944, 4280)]