1218479000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:438

約数の個数: 128

約数和(自身を含む): 2957834880

約数和(自身を除く): 1739355880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 113, 125, 164, 200, 205, 226, 250, 263, 328, 410, 452, 500, 526, 565, 820, 904, 1000, 1025, 1052, 1130, 1315, 1640, 2050, 2104, 2260, 2630, 2825, 4100, 4520, 4633, 5125, 5260, 5650, 6575, 8200, 9266, 10250, 10520, 10783, 11300, 13150, 14125, 18532, 20500, 21566, 22600, 23165, 26300, 28250, 29719, 32875, 37064, 41000, 43132, 46330, 52600, 53915, 56500, 59438, 65750, 86264, 92660, 107830, 113000, 115825, 118876, 131500, 148595, 185320, 215660, 231650, 237752, 263000, 269575, 297190, 431320, 463300, 539150, 579125, 594380, 742975, 926600, 1078300, 1158250, 1188760, 1218479, 1347875, 1485950, 2156600, 2316500, 2436958, 2695750, 2971900, 3714875, 4633000, 4873916, 5391500, 5943800, 6092395, 7429750, 9747832, 10783000, 12184790, 14859500, 24369580, 29719000, 30461975, 48739160, 60923950, 121847900, 152309875, 243695800, 304619750, 609239500, 1218479000]

約数ペア:

[(1, 1218479000), (2, 609239500), (4, 304619750), (5, 243695800), (8, 152309875), (10, 121847900), (20, 60923950), (25, 48739160), (40, 30461975), (41, 29719000), (50, 24369580), (82, 14859500), (100, 12184790), (113, 10783000), (125, 9747832), (164, 7429750), (200, 6092395), (205, 5943800), (226, 5391500), (250, 4873916), (263, 4633000), (328, 3714875), (410, 2971900), (452, 2695750), (500, 2436958), (526, 2316500), (565, 2156600), (820, 1485950), (904, 1347875), (1000, 1218479), (1025, 1188760), (1052, 1158250), (1130, 1078300), (1315, 926600), (1640, 742975), (2050, 594380), (2104, 579125), (2260, 539150), (2630, 463300), (2825, 431320), (4100, 297190), (4520, 269575), (4633, 263000), (5125, 237752), (5260, 231650), (5650, 215660), (6575, 185320), (8200, 148595), (9266, 131500), (10250, 118876), (10520, 115825), (10783, 113000), (11300, 107830), (13150, 92660), (14125, 86264), (18532, 65750), (20500, 59438), (21566, 56500), (22600, 53915), (23165, 52600), (26300, 46330), (28250, 43132), (29719, 41000), (32875, 37064)]