16345840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 46595232

約数和(自身を除く): 30249392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 101, 112, 119, 136, 140, 170, 202, 238, 272, 280, 289, 340, 404, 476, 505, 560, 578, 595, 680, 707, 808, 952, 1010, 1156, 1190, 1360, 1414, 1445, 1616, 1717, 1904, 2020, 2023, 2312, 2380, 2828, 2890, 3434, 3535, 4040, 4046, 4624, 4760, 5656, 5780, 6868, 7070, 8080, 8092, 8585, 9520, 10115, 11312, 11560, 12019, 13736, 14140, 16184, 17170, 20230, 23120, 24038, 27472, 28280, 29189, 32368, 34340, 40460, 48076, 56560, 58378, 60095, 68680, 80920, 96152, 116756, 120190, 137360, 145945, 161840, 192304, 204323, 233512, 240380, 291890, 408646, 467024, 480760, 583780, 817292, 961520, 1021615, 1167560, 1634584, 2043230, 2335120, 3269168, 4086460, 8172920, 16345840]

約数ペア:

[(1, 16345840), (2, 8172920), (4, 4086460), (5, 3269168), (7, 2335120), (8, 2043230), (10, 1634584), (14, 1167560), (16, 1021615), (17, 961520), (20, 817292), (28, 583780), (34, 480760), (35, 467024), (40, 408646), (56, 291890), (68, 240380), (70, 233512), (80, 204323), (85, 192304), (101, 161840), (112, 145945), (119, 137360), (136, 120190), (140, 116756), (170, 96152), (202, 80920), (238, 68680), (272, 60095), (280, 58378), (289, 56560), (340, 48076), (404, 40460), (476, 34340), (505, 32368), (560, 29189), (578, 28280), (595, 27472), (680, 24038), (707, 23120), (808, 20230), (952, 17170), (1010, 16184), (1156, 14140), (1190, 13736), (1360, 12019), (1414, 11560), (1445, 11312), (1616, 10115), (1717, 9520), (1904, 8585), (2020, 8092), (2023, 8080), (2312, 7070), (2380, 6868), (2828, 5780), (2890, 5656), (3434, 4760), (3535, 4624), (4040, 4046)]