2788115040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{645397}}^1$

素因数の和:645421

約数の個数: 96

約数和(自身を含む): 9758417760

約数和(自身を除く): 6970302720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 645397, 1290794, 1936191, 2581588, 3226985, 3872382, 5163176, 5808573, 6453970, 7744764, 9680955, 10326352, 11617146, 12907940, 15489528, 17425719, 19361910, 20652704, 23234292, 25815880, 29042865, 30979056, 34851438, 38723820, 46468584, 51631760, 58085730, 61958112, 69702876, 77447640, 87128595, 92937168, 103263520, 116171460, 139405752, 154895280, 174257190, 185874336, 232342920, 278811504, 309790560, 348514380, 464685840, 557623008, 697028760, 929371680, 1394057520, 2788115040]

約数ペア:

[(1, 2788115040), (2, 1394057520), (3, 929371680), (4, 697028760), (5, 557623008), (6, 464685840), (8, 348514380), (9, 309790560), (10, 278811504), (12, 232342920), (15, 185874336), (16, 174257190), (18, 154895280), (20, 139405752), (24, 116171460), (27, 103263520), (30, 92937168), (32, 87128595), (36, 77447640), (40, 69702876), (45, 61958112), (48, 58085730), (54, 51631760), (60, 46468584), (72, 38723820), (80, 34851438), (90, 30979056), (96, 29042865), (108, 25815880), (120, 23234292), (135, 20652704), (144, 19361910), (160, 17425719), (180, 15489528), (216, 12907940), (240, 11617146), (270, 10326352), (288, 9680955), (360, 7744764), (432, 6453970), (480, 5808573), (540, 5163176), (720, 3872382), (864, 3226985), (1080, 2581588), (1440, 1936191), (2160, 1290794), (4320, 645397)]