260487480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197339}}^1$

素因数の和:197364

約数の個数: 64

約数和(自身を含む): 852508800

約数和(自身を除く): 592021320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 197339, 394678, 592017, 789356, 986695, 1184034, 1578712, 1973390, 2170729, 2368068, 2960085, 3946780, 4341458, 4736136, 5920170, 6512187, 7893560, 8682916, 10853645, 11840340, 13024374, 17365832, 21707290, 23680680, 26048748, 32560935, 43414580, 52097496, 65121870, 86829160, 130243740, 260487480]

約数ペア:

[(1, 260487480), (2, 130243740), (3, 86829160), (4, 65121870), (5, 52097496), (6, 43414580), (8, 32560935), (10, 26048748), (11, 23680680), (12, 21707290), (15, 17365832), (20, 13024374), (22, 11840340), (24, 10853645), (30, 8682916), (33, 7893560), (40, 6512187), (44, 5920170), (55, 4736136), (60, 4341458), (66, 3946780), (88, 2960085), (110, 2368068), (120, 2170729), (132, 1973390), (165, 1578712), (220, 1184034), (264, 986695), (330, 789356), (440, 592017), (660, 394678), (1320, 197339)]