254927880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 192

約数和(自身を含む): 873400320

約数和(自身を除く): 618472440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 53, 60, 62, 72, 90, 93, 106, 120, 124, 155, 159, 180, 186, 212, 248, 265, 279, 310, 318, 360, 372, 424, 431, 465, 477, 530, 558, 620, 636, 744, 795, 862, 930, 954, 1060, 1116, 1240, 1272, 1293, 1395, 1590, 1643, 1724, 1860, 1908, 2120, 2155, 2232, 2385, 2586, 2790, 3180, 3286, 3448, 3720, 3816, 3879, 4310, 4770, 4929, 5172, 5580, 6360, 6465, 6572, 7758, 8215, 8620, 9540, 9858, 10344, 11160, 12930, 13144, 13361, 14787, 15516, 16430, 17240, 19080, 19395, 19716, 22843, 24645, 25860, 26722, 29574, 31032, 32860, 38790, 39432, 40083, 45686, 49290, 51720, 53444, 59148, 65720, 66805, 68529, 73935, 77580, 80166, 91372, 98580, 106888, 114215, 118296, 120249, 133610, 137058, 147870, 155160, 160332, 182744, 197160, 200415, 205587, 228430, 240498, 267220, 274116, 295740, 320664, 342645, 400830, 411174, 456860, 480996, 534440, 548232, 591480, 601245, 685290, 708133, 801660, 822348, 913720, 961992, 1027935, 1202490, 1370580, 1416266, 1603320, 1644696, 2055870, 2124399, 2404980, 2741160, 2832532, 3540665, 4111740, 4248798, 4809960, 5665064, 6373197, 7081330, 8223480, 8497596, 10621995, 12746394, 14162660, 16995192, 21243990, 25492788, 28325320, 31865985, 42487980, 50985576, 63731970, 84975960, 127463940, 254927880]

約数ペア:

[(1, 254927880), (2, 127463940), (3, 84975960), (4, 63731970), (5, 50985576), (6, 42487980), (8, 31865985), (9, 28325320), (10, 25492788), (12, 21243990), (15, 16995192), (18, 14162660), (20, 12746394), (24, 10621995), (30, 8497596), (31, 8223480), (36, 7081330), (40, 6373197), (45, 5665064), (53, 4809960), (60, 4248798), (62, 4111740), (72, 3540665), (90, 2832532), (93, 2741160), (106, 2404980), (120, 2124399), (124, 2055870), (155, 1644696), (159, 1603320), (180, 1416266), (186, 1370580), (212, 1202490), (248, 1027935), (265, 961992), (279, 913720), (310, 822348), (318, 801660), (360, 708133), (372, 685290), (424, 601245), (431, 591480), (465, 548232), (477, 534440), (530, 480996), (558, 456860), (620, 411174), (636, 400830), (744, 342645), (795, 320664), (862, 295740), (930, 274116), (954, 267220), (1060, 240498), (1116, 228430), (1240, 205587), (1272, 200415), (1293, 197160), (1395, 182744), (1590, 160332), (1643, 155160), (1724, 147870), (1860, 137058), (1908, 133610), (2120, 120249), (2155, 118296), (2232, 114215), (2385, 106888), (2586, 98580), (2790, 91372), (3180, 80166), (3286, 77580), (3448, 73935), (3720, 68529), (3816, 66805), (3879, 65720), (4310, 59148), (4770, 53444), (4929, 51720), (5172, 49290), (5580, 45686), (6360, 40083), (6465, 39432), (6572, 38790), (7758, 32860), (8215, 31032), (8620, 29574), (9540, 26722), (9858, 25860), (10344, 24645), (11160, 22843), (12930, 19716), (13144, 19395), (13361, 19080), (14787, 17240), (15516, 16430)]