254817816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1373}}^1$

素因数の和:1449

約数の個数: 128

約数和(自身を含む): 751852800

約数和(自身を除く): 497034984

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 37, 38, 44, 57, 66, 74, 76, 88, 111, 114, 132, 148, 152, 209, 222, 228, 264, 296, 407, 418, 444, 456, 627, 703, 814, 836, 888, 1221, 1254, 1373, 1406, 1628, 1672, 2109, 2442, 2508, 2746, 2812, 3256, 4119, 4218, 4884, 5016, 5492, 5624, 7733, 8238, 8436, 9768, 10984, 15103, 15466, 16476, 16872, 23199, 26087, 30206, 30932, 32952, 45309, 46398, 50801, 52174, 60412, 61864, 78261, 90618, 92796, 101602, 104348, 120824, 152403, 156522, 181236, 185592, 203204, 208696, 286957, 304806, 313044, 362472, 406408, 558811, 573914, 609612, 626088, 860871, 965219, 1117622, 1147828, 1219224, 1676433, 1721742, 1930438, 2235244, 2295656, 2895657, 3352866, 3443484, 3860876, 4470488, 5791314, 6705732, 6886968, 7721752, 10617409, 11582628, 13411464, 21234818, 23165256, 31852227, 42469636, 63704454, 84939272, 127408908, 254817816]

約数ペア:

[(1, 254817816), (2, 127408908), (3, 84939272), (4, 63704454), (6, 42469636), (8, 31852227), (11, 23165256), (12, 21234818), (19, 13411464), (22, 11582628), (24, 10617409), (33, 7721752), (37, 6886968), (38, 6705732), (44, 5791314), (57, 4470488), (66, 3860876), (74, 3443484), (76, 3352866), (88, 2895657), (111, 2295656), (114, 2235244), (132, 1930438), (148, 1721742), (152, 1676433), (209, 1219224), (222, 1147828), (228, 1117622), (264, 965219), (296, 860871), (407, 626088), (418, 609612), (444, 573914), (456, 558811), (627, 406408), (703, 362472), (814, 313044), (836, 304806), (888, 286957), (1221, 208696), (1254, 203204), (1373, 185592), (1406, 181236), (1628, 156522), (1672, 152403), (2109, 120824), (2442, 104348), (2508, 101602), (2746, 92796), (2812, 90618), (3256, 78261), (4119, 61864), (4218, 60412), (4884, 52174), (5016, 50801), (5492, 46398), (5624, 45309), (7733, 32952), (8238, 30932), (8436, 30206), (9768, 26087), (10984, 23199), (15103, 16872), (15466, 16476)]