689040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:62

約数の個数: 160

約数和(自身を含む): 2678400

約数和(自身を除く): 1989360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 29, 30, 33, 36, 40, 44, 45, 48, 54, 55, 58, 60, 66, 72, 80, 87, 88, 90, 99, 108, 110, 116, 120, 132, 135, 144, 145, 165, 174, 176, 180, 198, 216, 220, 232, 240, 261, 264, 270, 290, 297, 319, 330, 348, 360, 396, 432, 435, 440, 464, 495, 522, 528, 540, 580, 594, 638, 660, 696, 720, 783, 792, 870, 880, 957, 990, 1044, 1080, 1160, 1188, 1276, 1305, 1320, 1392, 1485, 1566, 1584, 1595, 1740, 1914, 1980, 2088, 2160, 2320, 2376, 2552, 2610, 2640, 2871, 2970, 3132, 3190, 3480, 3828, 3915, 3960, 4176, 4752, 4785, 5104, 5220, 5742, 5940, 6264, 6380, 6960, 7656, 7830, 7920, 8613, 9570, 10440, 11484, 11880, 12528, 12760, 14355, 15312, 15660, 17226, 19140, 20880, 22968, 23760, 25520, 28710, 31320, 34452, 38280, 43065, 45936, 57420, 62640, 68904, 76560, 86130, 114840, 137808, 172260, 229680, 344520, 689040]

約数ペア:

[(1, 689040), (2, 344520), (3, 229680), (4, 172260), (5, 137808), (6, 114840), (8, 86130), (9, 76560), (10, 68904), (11, 62640), (12, 57420), (15, 45936), (16, 43065), (18, 38280), (20, 34452), (22, 31320), (24, 28710), (27, 25520), (29, 23760), (30, 22968), (33, 20880), (36, 19140), (40, 17226), (44, 15660), (45, 15312), (48, 14355), (54, 12760), (55, 12528), (58, 11880), (60, 11484), (66, 10440), (72, 9570), (80, 8613), (87, 7920), (88, 7830), (90, 7656), (99, 6960), (108, 6380), (110, 6264), (116, 5940), (120, 5742), (132, 5220), (135, 5104), (144, 4785), (145, 4752), (165, 4176), (174, 3960), (176, 3915), (180, 3828), (198, 3480), (216, 3190), (220, 3132), (232, 2970), (240, 2871), (261, 2640), (264, 2610), (270, 2552), (290, 2376), (297, 2320), (319, 2160), (330, 2088), (348, 1980), (360, 1914), (396, 1740), (432, 1595), (435, 1584), (440, 1566), (464, 1485), (495, 1392), (522, 1320), (528, 1305), (540, 1276), (580, 1188), (594, 1160), (638, 1080), (660, 1044), (696, 990), (720, 957), (783, 880), (792, 870)]