259618480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 699383808

約数和(自身を除く): 439765328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 101, 110, 115, 127, 176, 184, 202, 220, 230, 253, 254, 368, 404, 440, 460, 505, 506, 508, 635, 808, 880, 920, 1010, 1012, 1016, 1111, 1265, 1270, 1397, 1616, 1840, 2020, 2024, 2032, 2222, 2323, 2530, 2540, 2794, 2921, 4040, 4048, 4444, 4646, 5060, 5080, 5555, 5588, 5842, 6985, 8080, 8888, 9292, 10120, 10160, 11110, 11176, 11615, 11684, 12827, 13970, 14605, 17776, 18584, 20240, 22220, 22352, 23230, 23368, 25553, 25654, 27940, 29210, 32131, 37168, 44440, 46460, 46736, 51106, 51308, 55880, 58420, 64135, 64262, 88880, 92920, 102212, 102616, 111760, 116840, 127765, 128270, 128524, 141097, 160655, 185840, 204424, 205232, 233680, 255530, 256540, 257048, 282194, 295021, 321310, 408848, 511060, 513080, 514096, 564388, 590042, 642620, 705485, 1022120, 1026160, 1128776, 1180084, 1285240, 1410970, 1475105, 2044240, 2257552, 2360168, 2570480, 2821940, 2950210, 3245231, 4720336, 5643880, 5900420, 6490462, 11287760, 11800840, 12980924, 16226155, 23601680, 25961848, 32452310, 51923696, 64904620, 129809240, 259618480]

約数ペア:

[(1, 259618480), (2, 129809240), (4, 64904620), (5, 51923696), (8, 32452310), (10, 25961848), (11, 23601680), (16, 16226155), (20, 12980924), (22, 11800840), (23, 11287760), (40, 6490462), (44, 5900420), (46, 5643880), (55, 4720336), (80, 3245231), (88, 2950210), (92, 2821940), (101, 2570480), (110, 2360168), (115, 2257552), (127, 2044240), (176, 1475105), (184, 1410970), (202, 1285240), (220, 1180084), (230, 1128776), (253, 1026160), (254, 1022120), (368, 705485), (404, 642620), (440, 590042), (460, 564388), (505, 514096), (506, 513080), (508, 511060), (635, 408848), (808, 321310), (880, 295021), (920, 282194), (1010, 257048), (1012, 256540), (1016, 255530), (1111, 233680), (1265, 205232), (1270, 204424), (1397, 185840), (1616, 160655), (1840, 141097), (2020, 128524), (2024, 128270), (2032, 127765), (2222, 116840), (2323, 111760), (2530, 102616), (2540, 102212), (2794, 92920), (2921, 88880), (4040, 64262), (4048, 64135), (4444, 58420), (4646, 55880), (5060, 51308), (5080, 51106), (5555, 46736), (5588, 46460), (5842, 44440), (6985, 37168), (8080, 32131), (8888, 29210), (9292, 27940), (10120, 25654), (10160, 25553), (11110, 23368), (11176, 23230), (11615, 22352), (11684, 22220), (12827, 20240), (13970, 18584), (14605, 17776)]