259852160

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 128

約数和(自身を含む): 658022400

約数和(自身を除く): 398170240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 127, 128, 139, 160, 184, 230, 254, 278, 320, 368, 460, 508, 556, 635, 640, 695, 736, 920, 1016, 1112, 1270, 1390, 1472, 1840, 2032, 2224, 2540, 2780, 2921, 2944, 3197, 3680, 4064, 4448, 5080, 5560, 5842, 6394, 7360, 8128, 8896, 10160, 11120, 11684, 12788, 14605, 14720, 15985, 16256, 17653, 17792, 20320, 22240, 23368, 25576, 29210, 31970, 35306, 40640, 44480, 46736, 51152, 58420, 63940, 70612, 81280, 88265, 88960, 93472, 102304, 116840, 127880, 141224, 176530, 186944, 204608, 233680, 255760, 282448, 353060, 373888, 406019, 409216, 467360, 511520, 564896, 706120, 812038, 934720, 1023040, 1129792, 1412240, 1624076, 1869440, 2030095, 2046080, 2259584, 2824480, 3248152, 4060190, 5648960, 6496304, 8120380, 11297920, 12992608, 16240760, 25985216, 32481520, 51970432, 64963040, 129926080, 259852160]

約数ペア:

[(1, 259852160), (2, 129926080), (4, 64963040), (5, 51970432), (8, 32481520), (10, 25985216), (16, 16240760), (20, 12992608), (23, 11297920), (32, 8120380), (40, 6496304), (46, 5648960), (64, 4060190), (80, 3248152), (92, 2824480), (115, 2259584), (127, 2046080), (128, 2030095), (139, 1869440), (160, 1624076), (184, 1412240), (230, 1129792), (254, 1023040), (278, 934720), (320, 812038), (368, 706120), (460, 564896), (508, 511520), (556, 467360), (635, 409216), (640, 406019), (695, 373888), (736, 353060), (920, 282448), (1016, 255760), (1112, 233680), (1270, 204608), (1390, 186944), (1472, 176530), (1840, 141224), (2032, 127880), (2224, 116840), (2540, 102304), (2780, 93472), (2921, 88960), (2944, 88265), (3197, 81280), (3680, 70612), (4064, 63940), (4448, 58420), (5080, 51152), (5560, 46736), (5842, 44480), (6394, 40640), (7360, 35306), (8128, 31970), (8896, 29210), (10160, 25576), (11120, 23368), (11684, 22240), (12788, 20320), (14605, 17792), (14720, 17653), (15985, 16256)]