665553360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21169}}^1$

素因数の和:21316

約数の個数: 80

約数和(自身を含む): 2079063360

約数和(自身を除く): 1413510000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 7860, 10480, 15720, 21169, 31440, 42338, 63507, 84676, 105845, 127014, 169352, 211690, 254028, 317535, 338704, 423380, 508056, 635070, 846760, 1016112, 1270140, 1693520, 2540280, 2773139, 5080560, 5546278, 8319417, 11092556, 13865695, 16638834, 22185112, 27731390, 33277668, 41597085, 44370224, 55462780, 66555336, 83194170, 110925560, 133110672, 166388340, 221851120, 332776680, 665553360]

約数ペア:

[(1, 665553360), (2, 332776680), (3, 221851120), (4, 166388340), (5, 133110672), (6, 110925560), (8, 83194170), (10, 66555336), (12, 55462780), (15, 44370224), (16, 41597085), (20, 33277668), (24, 27731390), (30, 22185112), (40, 16638834), (48, 13865695), (60, 11092556), (80, 8319417), (120, 5546278), (131, 5080560), (240, 2773139), (262, 2540280), (393, 1693520), (524, 1270140), (655, 1016112), (786, 846760), (1048, 635070), (1310, 508056), (1572, 423380), (1965, 338704), (2096, 317535), (2620, 254028), (3144, 211690), (3930, 169352), (5240, 127014), (6288, 105845), (7860, 84676), (10480, 63507), (15720, 42338), (21169, 31440)]