2778360

素因数分解:

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

素因数の和:177

約数の個数: 96

約数和(自身を含む): 9091440

約数和(自身を除く): 6313080

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, 169, 195, 260, 274, 312, 338, 390, 411, 507, 520, 548, 676, 685, 780, 822, 845, 1014, 1096, 1352, 1370, 1560, 1644, 1690, 1781, 2028, 2055, 2535, 2740, 3288, 3380, 3562, 4056, 4110, 5070, 5343, 5480, 6760, 7124, 8220, 8905, 10140, 10686, 14248, 16440, 17810, 20280, 21372, 23153, 26715, 35620, 42744, 46306, 53430, 69459, 71240, 92612, 106860, 115765, 138918, 185224, 213720, 231530, 277836, 347295, 463060, 555672, 694590, 926120, 1389180, 2778360]

約数ペア:

[(1, 2778360), (2, 1389180), (3, 926120), (4, 694590), (5, 555672), (6, 463060), (8, 347295), (10, 277836), (12, 231530), (13, 213720), (15, 185224), (20, 138918), (24, 115765), (26, 106860), (30, 92612), (39, 71240), (40, 69459), (52, 53430), (60, 46306), (65, 42744), (78, 35620), (104, 26715), (120, 23153), (130, 21372), (137, 20280), (156, 17810), (169, 16440), (195, 14248), (260, 10686), (274, 10140), (312, 8905), (338, 8220), (390, 7124), (411, 6760), (507, 5480), (520, 5343), (548, 5070), (676, 4110), (685, 4056), (780, 3562), (822, 3380), (845, 3288), (1014, 2740), (1096, 2535), (1352, 2055), (1370, 2028), (1560, 1781), (1644, 1690)]