1279393760

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1\times {\mathrm{433}}^1$

素因数の和:820

約数の個数: 96

約数和(自身を含む): 3090739680

約数和(自身を除く): 1811345920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 313, 433, 472, 590, 626, 866, 944, 1180, 1252, 1565, 1732, 1888, 2165, 2360, 2504, 3130, 3464, 4330, 4720, 5008, 6260, 6928, 8660, 9440, 10016, 12520, 13856, 17320, 18467, 25040, 25547, 34640, 36934, 50080, 51094, 69280, 73868, 92335, 102188, 127735, 135529, 147736, 184670, 204376, 255470, 271058, 295472, 369340, 408752, 510940, 542116, 590944, 677645, 738680, 817504, 1021880, 1084232, 1355290, 1477360, 2043760, 2168464, 2710580, 2954720, 4087520, 4336928, 5421160, 7996211, 10842320, 15992422, 21684640, 31984844, 39981055, 63969688, 79962110, 127939376, 159924220, 255878752, 319848440, 639696880, 1279393760]

約数ペア:

[(1, 1279393760), (2, 639696880), (4, 319848440), (5, 255878752), (8, 159924220), (10, 127939376), (16, 79962110), (20, 63969688), (32, 39981055), (40, 31984844), (59, 21684640), (80, 15992422), (118, 10842320), (160, 7996211), (236, 5421160), (295, 4336928), (313, 4087520), (433, 2954720), (472, 2710580), (590, 2168464), (626, 2043760), (866, 1477360), (944, 1355290), (1180, 1084232), (1252, 1021880), (1565, 817504), (1732, 738680), (1888, 677645), (2165, 590944), (2360, 542116), (2504, 510940), (3130, 408752), (3464, 369340), (4330, 295472), (4720, 271058), (5008, 255470), (6260, 204376), (6928, 184670), (8660, 147736), (9440, 135529), (10016, 127735), (12520, 102188), (13856, 92335), (17320, 73868), (18467, 69280), (25040, 51094), (25547, 50080), (34640, 36934)]