128365160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 365783040

約数和(自身を除く): 237417880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 355, 385, 440, 497, 568, 587, 616, 710, 770, 781, 994, 1174, 1420, 1540, 1562, 1988, 2348, 2485, 2840, 2935, 3080, 3124, 3905, 3976, 4109, 4696, 4970, 5467, 5870, 6248, 6457, 7810, 8218, 9940, 10934, 11740, 12914, 15620, 16436, 19880, 20545, 21868, 23480, 25828, 27335, 31240, 32285, 32872, 41090, 41677, 43736, 45199, 51656, 54670, 64570, 82180, 83354, 90398, 109340, 129140, 164360, 166708, 180796, 208385, 218680, 225995, 258280, 291739, 333416, 361592, 416770, 451990, 458447, 583478, 833540, 903980, 916894, 1166956, 1458695, 1667080, 1807960, 1833788, 2292235, 2333912, 2917390, 3209129, 3667576, 4584470, 5834780, 6418258, 9168940, 11669560, 12836516, 16045645, 18337880, 25673032, 32091290, 64182580, 128365160]

約数ペア:

[(1, 128365160), (2, 64182580), (4, 32091290), (5, 25673032), (7, 18337880), (8, 16045645), (10, 12836516), (11, 11669560), (14, 9168940), (20, 6418258), (22, 5834780), (28, 4584470), (35, 3667576), (40, 3209129), (44, 2917390), (55, 2333912), (56, 2292235), (70, 1833788), (71, 1807960), (77, 1667080), (88, 1458695), (110, 1166956), (140, 916894), (142, 903980), (154, 833540), (220, 583478), (280, 458447), (284, 451990), (308, 416770), (355, 361592), (385, 333416), (440, 291739), (497, 258280), (568, 225995), (587, 218680), (616, 208385), (710, 180796), (770, 166708), (781, 164360), (994, 129140), (1174, 109340), (1420, 90398), (1540, 83354), (1562, 82180), (1988, 64570), (2348, 54670), (2485, 51656), (2840, 45199), (2935, 43736), (3080, 41677), (3124, 41090), (3905, 32872), (3976, 32285), (4109, 31240), (4696, 27335), (4970, 25828), (5467, 23480), (5870, 21868), (6248, 20545), (6457, 19880), (7810, 16436), (8218, 15620), (9940, 12914), (10934, 11740)]