258819688560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1560659}}^1$

素因数の和:1561366

約数の個数: 80

約数和(自身を含む): 803502679680

約数和(自身を除く): 544682991120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 691, 1382, 2073, 2764, 3455, 4146, 5528, 6910, 8292, 10365, 11056, 13820, 16584, 20730, 27640, 33168, 41460, 55280, 82920, 165840, 1560659, 3121318, 4681977, 6242636, 7803295, 9363954, 12485272, 15606590, 18727908, 23409885, 24970544, 31213180, 37455816, 46819770, 62426360, 74911632, 93639540, 124852720, 187279080, 374558160, 1078415369, 2156830738, 3235246107, 4313661476, 5392076845, 6470492214, 8627322952, 10784153690, 12940984428, 16176230535, 17254645904, 21568307380, 25881968856, 32352461070, 43136614760, 51763937712, 64704922140, 86273229520, 129409844280, 258819688560]

約数ペア:

[(1, 258819688560), (2, 129409844280), (3, 86273229520), (4, 64704922140), (5, 51763937712), (6, 43136614760), (8, 32352461070), (10, 25881968856), (12, 21568307380), (15, 17254645904), (16, 16176230535), (20, 12940984428), (24, 10784153690), (30, 8627322952), (40, 6470492214), (48, 5392076845), (60, 4313661476), (80, 3235246107), (120, 2156830738), (240, 1078415369), (691, 374558160), (1382, 187279080), (2073, 124852720), (2764, 93639540), (3455, 74911632), (4146, 62426360), (5528, 46819770), (6910, 37455816), (8292, 31213180), (10365, 24970544), (11056, 23409885), (13820, 18727908), (16584, 15606590), (20730, 12485272), (27640, 9363954), (33168, 7803295), (41460, 6242636), (55280, 4681977), (82920, 3121318), (165840, 1560659)]