205916280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13099}}^1$

素因数の和:13244

約数の個数: 64

約数和(自身を含む): 622512000

約数和(自身を除く): 416595720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 13099, 15720, 26198, 39297, 52396, 65495, 78594, 104792, 130990, 157188, 196485, 261980, 314376, 392970, 523960, 785940, 1571880, 1715969, 3431938, 5147907, 6863876, 8579845, 10295814, 13727752, 17159690, 20591628, 25739535, 34319380, 41183256, 51479070, 68638760, 102958140, 205916280]

約数ペア:

[(1, 205916280), (2, 102958140), (3, 68638760), (4, 51479070), (5, 41183256), (6, 34319380), (8, 25739535), (10, 20591628), (12, 17159690), (15, 13727752), (20, 10295814), (24, 8579845), (30, 6863876), (40, 5147907), (60, 3431938), (120, 1715969), (131, 1571880), (262, 785940), (393, 523960), (524, 392970), (655, 314376), (786, 261980), (1048, 196485), (1310, 157188), (1572, 130990), (1965, 104792), (2620, 78594), (3144, 65495), (3930, 52396), (5240, 39297), (7860, 26198), (13099, 15720)]