255515280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1209

約数の個数: 160

約数和(自身を含む): 847445760

約数和(自身を除く): 591930480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 41, 46, 48, 60, 69, 80, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 240, 246, 276, 328, 345, 368, 410, 460, 492, 552, 615, 656, 690, 820, 920, 943, 984, 1104, 1129, 1230, 1380, 1640, 1840, 1886, 1968, 2258, 2460, 2760, 2829, 3280, 3387, 3772, 4516, 4715, 4920, 5520, 5645, 5658, 6774, 7544, 9032, 9430, 9840, 11290, 11316, 13548, 14145, 15088, 16935, 18064, 18860, 22580, 22632, 25967, 27096, 28290, 33870, 37720, 45160, 45264, 46289, 51934, 54192, 56580, 67740, 75440, 77901, 90320, 92578, 103868, 113160, 129835, 135480, 138867, 155802, 185156, 207736, 226320, 231445, 259670, 270960, 277734, 311604, 370312, 389505, 415472, 462890, 519340, 555468, 623208, 694335, 740624, 779010, 925780, 1038680, 1064647, 1110936, 1246416, 1388670, 1558020, 1851560, 2077360, 2129294, 2221872, 2777340, 3116040, 3193941, 3703120, 4258588, 5323235, 5554680, 6232080, 6387882, 8517176, 10646470, 11109360, 12775764, 15969705, 17034352, 21292940, 25551528, 31939410, 42585880, 51103056, 63878820, 85171760, 127757640, 255515280]

約数ペア:

[(1, 255515280), (2, 127757640), (3, 85171760), (4, 63878820), (5, 51103056), (6, 42585880), (8, 31939410), (10, 25551528), (12, 21292940), (15, 17034352), (16, 15969705), (20, 12775764), (23, 11109360), (24, 10646470), (30, 8517176), (40, 6387882), (41, 6232080), (46, 5554680), (48, 5323235), (60, 4258588), (69, 3703120), (80, 3193941), (82, 3116040), (92, 2777340), (115, 2221872), (120, 2129294), (123, 2077360), (138, 1851560), (164, 1558020), (184, 1388670), (205, 1246416), (230, 1110936), (240, 1064647), (246, 1038680), (276, 925780), (328, 779010), (345, 740624), (368, 694335), (410, 623208), (460, 555468), (492, 519340), (552, 462890), (615, 415472), (656, 389505), (690, 370312), (820, 311604), (920, 277734), (943, 270960), (984, 259670), (1104, 231445), (1129, 226320), (1230, 207736), (1380, 185156), (1640, 155802), (1840, 138867), (1886, 135480), (1968, 129835), (2258, 113160), (2460, 103868), (2760, 92578), (2829, 90320), (3280, 77901), (3387, 75440), (3772, 67740), (4516, 56580), (4715, 54192), (4920, 51934), (5520, 46289), (5645, 45264), (5658, 45160), (6774, 37720), (7544, 33870), (9032, 28290), (9430, 27096), (9840, 25967), (11290, 22632), (11316, 22580), (13548, 18860), (14145, 18064), (15088, 16935)]