256603680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{59399}}^1$

素因数の和:59423

約数の個数: 96

約数和(自身を含む): 898128000

約数和(自身を除く): 641524320

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, 59399, 118798, 178197, 237596, 296995, 356394, 475192, 534591, 593990, 712788, 890985, 950384, 1069182, 1187980, 1425576, 1603773, 1781970, 1900768, 2138364, 2375960, 2672955, 2851152, 3207546, 3563940, 4276728, 4751920, 5345910, 5702304, 6415092, 7127880, 8018865, 8553456, 9503840, 10691820, 12830184, 14255760, 16037730, 17106912, 21383640, 25660368, 28511520, 32075460, 42767280, 51320736, 64150920, 85534560, 128301840, 256603680]

約数ペア:

[(1, 256603680), (2, 128301840), (3, 85534560), (4, 64150920), (5, 51320736), (6, 42767280), (8, 32075460), (9, 28511520), (10, 25660368), (12, 21383640), (15, 17106912), (16, 16037730), (18, 14255760), (20, 12830184), (24, 10691820), (27, 9503840), (30, 8553456), (32, 8018865), (36, 7127880), (40, 6415092), (45, 5702304), (48, 5345910), (54, 4751920), (60, 4276728), (72, 3563940), (80, 3207546), (90, 2851152), (96, 2672955), (108, 2375960), (120, 2138364), (135, 1900768), (144, 1781970), (160, 1603773), (180, 1425576), (216, 1187980), (240, 1069182), (270, 950384), (288, 890985), (360, 712788), (432, 593990), (480, 534591), (540, 475192), (720, 356394), (864, 296995), (1080, 237596), (1440, 178197), (2160, 118798), (4320, 59399)]