254235510

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:572

約数の個数: 160

約数和(自身を含む): 744876000

約数和(自身を除く): 490640490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 37, 45, 51, 54, 74, 81, 85, 90, 102, 111, 135, 153, 162, 170, 185, 222, 255, 270, 306, 333, 370, 405, 459, 499, 510, 555, 629, 666, 765, 810, 918, 998, 999, 1110, 1258, 1377, 1497, 1530, 1665, 1887, 1998, 2295, 2495, 2754, 2994, 2997, 3145, 3330, 3774, 4491, 4590, 4990, 4995, 5661, 5994, 6290, 6885, 7485, 8483, 8982, 9435, 9990, 11322, 13473, 13770, 14970, 14985, 16966, 16983, 18463, 18870, 22455, 25449, 26946, 28305, 29970, 33966, 36926, 40419, 42415, 44910, 50898, 50949, 55389, 56610, 67365, 76347, 80838, 84830, 84915, 92315, 101898, 110778, 127245, 134730, 152694, 166167, 169830, 184630, 202095, 229041, 254490, 254745, 276945, 313871, 332334, 381735, 404190, 458082, 498501, 509490, 553890, 627742, 687123, 763470, 830835, 941613, 997002, 1145205, 1374246, 1495503, 1569355, 1661670, 1883226, 2290410, 2492505, 2824839, 2991006, 3138710, 3435615, 4708065, 4985010, 5649678, 6871230, 7477515, 8474517, 9416130, 14124195, 14955030, 16949034, 25423551, 28248390, 42372585, 50847102, 84745170, 127117755, 254235510]

約数ペア:

[(1, 254235510), (2, 127117755), (3, 84745170), (5, 50847102), (6, 42372585), (9, 28248390), (10, 25423551), (15, 16949034), (17, 14955030), (18, 14124195), (27, 9416130), (30, 8474517), (34, 7477515), (37, 6871230), (45, 5649678), (51, 4985010), (54, 4708065), (74, 3435615), (81, 3138710), (85, 2991006), (90, 2824839), (102, 2492505), (111, 2290410), (135, 1883226), (153, 1661670), (162, 1569355), (170, 1495503), (185, 1374246), (222, 1145205), (255, 997002), (270, 941613), (306, 830835), (333, 763470), (370, 687123), (405, 627742), (459, 553890), (499, 509490), (510, 498501), (555, 458082), (629, 404190), (666, 381735), (765, 332334), (810, 313871), (918, 276945), (998, 254745), (999, 254490), (1110, 229041), (1258, 202095), (1377, 184630), (1497, 169830), (1530, 166167), (1665, 152694), (1887, 134730), (1998, 127245), (2295, 110778), (2495, 101898), (2754, 92315), (2994, 84915), (2997, 84830), (3145, 80838), (3330, 76347), (3774, 67365), (4491, 56610), (4590, 55389), (4990, 50949), (4995, 50898), (5661, 44910), (5994, 42415), (6290, 40419), (6885, 36926), (7485, 33966), (8483, 29970), (8982, 28305), (9435, 26946), (9990, 25449), (11322, 22455), (13473, 18870), (13770, 18463), (14970, 16983), (14985, 16966)]