201782680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 524206080

約数和(自身を除く): 322423400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 127, 157, 184, 220, 230, 253, 254, 314, 440, 460, 506, 508, 628, 635, 785, 920, 1012, 1016, 1256, 1265, 1270, 1397, 1570, 1727, 2024, 2530, 2540, 2794, 2921, 3140, 3454, 3611, 5060, 5080, 5588, 5842, 6280, 6908, 6985, 7222, 8635, 10120, 11176, 11684, 13816, 13970, 14444, 14605, 17270, 18055, 19939, 23368, 27940, 28888, 29210, 32131, 34540, 36110, 39721, 39878, 55880, 58420, 64262, 69080, 72220, 79442, 79756, 99695, 116840, 128524, 144440, 158884, 159512, 160655, 198605, 199390, 219329, 257048, 317768, 321310, 397210, 398780, 438658, 458597, 642620, 794420, 797560, 877316, 917194, 1096645, 1285240, 1588840, 1754632, 1834388, 2193290, 2292985, 3668776, 4386580, 4585970, 5044567, 8773160, 9171940, 10089134, 18343880, 20178268, 25222835, 40356536, 50445670, 100891340, 201782680]

約数ペア:

[(1, 201782680), (2, 100891340), (4, 50445670), (5, 40356536), (8, 25222835), (10, 20178268), (11, 18343880), (20, 10089134), (22, 9171940), (23, 8773160), (40, 5044567), (44, 4585970), (46, 4386580), (55, 3668776), (88, 2292985), (92, 2193290), (110, 1834388), (115, 1754632), (127, 1588840), (157, 1285240), (184, 1096645), (220, 917194), (230, 877316), (253, 797560), (254, 794420), (314, 642620), (440, 458597), (460, 438658), (506, 398780), (508, 397210), (628, 321310), (635, 317768), (785, 257048), (920, 219329), (1012, 199390), (1016, 198605), (1256, 160655), (1265, 159512), (1270, 158884), (1397, 144440), (1570, 128524), (1727, 116840), (2024, 99695), (2530, 79756), (2540, 79442), (2794, 72220), (2921, 69080), (3140, 64262), (3454, 58420), (3611, 55880), (5060, 39878), (5080, 39721), (5588, 36110), (5842, 34540), (6280, 32131), (6908, 29210), (6985, 28888), (7222, 27940), (8635, 23368), (10120, 19939), (11176, 18055), (11684, 17270), (13816, 14605), (13970, 14444)]