217082840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1823}}^1$

素因数の和:2076

約数の個数: 64

約数和(自身を含む): 528595200

約数和(自身を除く): 311512360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 229, 260, 458, 520, 916, 1145, 1823, 1832, 2290, 2977, 3646, 4580, 5954, 7292, 9115, 9160, 11908, 14584, 14885, 18230, 23699, 23816, 29770, 36460, 47398, 59540, 72920, 94796, 118495, 119080, 189592, 236990, 417467, 473980, 834934, 947960, 1669868, 2087335, 3339736, 4174670, 5427071, 8349340, 10854142, 16698680, 21708284, 27135355, 43416568, 54270710, 108541420, 217082840]

約数ペア:

[(1, 217082840), (2, 108541420), (4, 54270710), (5, 43416568), (8, 27135355), (10, 21708284), (13, 16698680), (20, 10854142), (26, 8349340), (40, 5427071), (52, 4174670), (65, 3339736), (104, 2087335), (130, 1669868), (229, 947960), (260, 834934), (458, 473980), (520, 417467), (916, 236990), (1145, 189592), (1823, 119080), (1832, 118495), (2290, 94796), (2977, 72920), (3646, 59540), (4580, 47398), (5954, 36460), (7292, 29770), (9115, 23816), (9160, 23699), (11908, 18230), (14584, 14885)]