28680480

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{2213}}^1$

素因数の和:2240

約数の個数: 120

約数和(自身を含む): 101263932

約数和(自身を除く): 72583452

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2213, 2592, 3240, 4320, 4426, 6480, 6639, 8852, 11065, 12960, 13278, 17704, 19917, 22130, 26556, 33195, 35408, 39834, 44260, 53112, 59751, 66390, 70816, 79668, 88520, 99585, 106224, 119502, 132780, 159336, 177040, 179253, 199170, 212448, 239004, 265560, 298755, 318672, 354080, 358506, 398340, 478008, 531120, 597510, 637344, 717012, 796680, 896265, 956016, 1062240, 1195020, 1434024, 1593360, 1792530, 1912032, 2390040, 2868048, 3186720, 3585060, 4780080, 5736096, 7170120, 9560160, 14340240, 28680480]

約数ペア:

[(1, 28680480), (2, 14340240), (3, 9560160), (4, 7170120), (5, 5736096), (6, 4780080), (8, 3585060), (9, 3186720), (10, 2868048), (12, 2390040), (15, 1912032), (16, 1792530), (18, 1593360), (20, 1434024), (24, 1195020), (27, 1062240), (30, 956016), (32, 896265), (36, 796680), (40, 717012), (45, 637344), (48, 597510), (54, 531120), (60, 478008), (72, 398340), (80, 358506), (81, 354080), (90, 318672), (96, 298755), (108, 265560), (120, 239004), (135, 212448), (144, 199170), (160, 179253), (162, 177040), (180, 159336), (216, 132780), (240, 119502), (270, 106224), (288, 99585), (324, 88520), (360, 79668), (405, 70816), (432, 66390), (480, 59751), (540, 53112), (648, 44260), (720, 39834), (810, 35408), (864, 33195), (1080, 26556), (1296, 22130), (1440, 19917), (1620, 17704), (2160, 13278), (2213, 12960), (2592, 11065), (3240, 8852), (4320, 6639), (4426, 6480)]