2880900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 10207680

約数和(自身を除く): 7326780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 90, 97, 99, 100, 108, 110, 132, 135, 150, 165, 180, 194, 198, 220, 225, 270, 275, 291, 297, 300, 330, 388, 396, 450, 485, 495, 540, 550, 582, 594, 660, 675, 825, 873, 900, 970, 990, 1067, 1100, 1164, 1188, 1350, 1455, 1485, 1650, 1746, 1940, 1980, 2134, 2425, 2475, 2619, 2700, 2910, 2970, 3201, 3300, 3492, 4268, 4365, 4850, 4950, 5238, 5335, 5820, 5940, 6402, 7275, 7425, 8730, 9603, 9700, 9900, 10476, 10670, 12804, 13095, 14550, 14850, 16005, 17460, 19206, 21340, 21825, 26190, 26675, 28809, 29100, 29700, 32010, 38412, 43650, 48015, 52380, 53350, 57618, 64020, 65475, 80025, 87300, 96030, 106700, 115236, 130950, 144045, 160050, 192060, 240075, 261900, 288090, 320100, 480150, 576180, 720225, 960300, 1440450, 2880900]

約数ペア:

[(1, 2880900), (2, 1440450), (3, 960300), (4, 720225), (5, 576180), (6, 480150), (9, 320100), (10, 288090), (11, 261900), (12, 240075), (15, 192060), (18, 160050), (20, 144045), (22, 130950), (25, 115236), (27, 106700), (30, 96030), (33, 87300), (36, 80025), (44, 65475), (45, 64020), (50, 57618), (54, 53350), (55, 52380), (60, 48015), (66, 43650), (75, 38412), (90, 32010), (97, 29700), (99, 29100), (100, 28809), (108, 26675), (110, 26190), (132, 21825), (135, 21340), (150, 19206), (165, 17460), (180, 16005), (194, 14850), (198, 14550), (220, 13095), (225, 12804), (270, 10670), (275, 10476), (291, 9900), (297, 9700), (300, 9603), (330, 8730), (388, 7425), (396, 7275), (450, 6402), (485, 5940), (495, 5820), (540, 5335), (550, 5238), (582, 4950), (594, 4850), (660, 4365), (675, 4268), (825, 3492), (873, 3300), (900, 3201), (970, 2970), (990, 2910), (1067, 2700), (1100, 2619), (1164, 2475), (1188, 2425), (1350, 2134), (1455, 1980), (1485, 1940), (1650, 1746)]