260097240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1217}}^1$

素因数の和:1381

約数の個数: 128

約数和(自身を含む): 847143360

約数和(自身を除く): 587046120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 780, 822, 1096, 1217, 1370, 1560, 1644, 1781, 2055, 2434, 2740, 3288, 3562, 3651, 4110, 4868, 5343, 5480, 6085, 7124, 7302, 8220, 8905, 9736, 10686, 12170, 14248, 14604, 15821, 16440, 17810, 18255, 21372, 24340, 26715, 29208, 31642, 35620, 36510, 42744, 47463, 48680, 53430, 63284, 71240, 73020, 79105, 94926, 106860, 126568, 146040, 158210, 166729, 189852, 213720, 237315, 316420, 333458, 379704, 474630, 500187, 632840, 666916, 833645, 949260, 1000374, 1333832, 1667290, 1898520, 2000748, 2167477, 2500935, 3334580, 4001496, 4334954, 5001870, 6502431, 6669160, 8669908, 10003740, 10837385, 13004862, 17339816, 20007480, 21674770, 26009724, 32512155, 43349540, 52019448, 65024310, 86699080, 130048620, 260097240]

約数ペア:

[(1, 260097240), (2, 130048620), (3, 86699080), (4, 65024310), (5, 52019448), (6, 43349540), (8, 32512155), (10, 26009724), (12, 21674770), (13, 20007480), (15, 17339816), (20, 13004862), (24, 10837385), (26, 10003740), (30, 8669908), (39, 6669160), (40, 6502431), (52, 5001870), (60, 4334954), (65, 4001496), (78, 3334580), (104, 2500935), (120, 2167477), (130, 2000748), (137, 1898520), (156, 1667290), (195, 1333832), (260, 1000374), (274, 949260), (312, 833645), (390, 666916), (411, 632840), (520, 500187), (548, 474630), (685, 379704), (780, 333458), (822, 316420), (1096, 237315), (1217, 213720), (1370, 189852), (1560, 166729), (1644, 158210), (1781, 146040), (2055, 126568), (2434, 106860), (2740, 94926), (3288, 79105), (3562, 73020), (3651, 71240), (4110, 63284), (4868, 53430), (5343, 48680), (5480, 47463), (6085, 42744), (7124, 36510), (7302, 35620), (8220, 31642), (8905, 29208), (9736, 26715), (10686, 24340), (12170, 21372), (14248, 18255), (14604, 17810), (15821, 16440)]