19899054720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3454697}}^1$

素因数の和:3454722

約数の個数: 96

約数和(自身を含む): 68713943220

約数和(自身を除く): 48814888500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 3454697, 6909394, 10364091, 13818788, 17273485, 20728182, 27637576, 31092273, 34546970, 41456364, 51820455, 55275152, 62184546, 69093940, 82912728, 103640910, 110550304, 124369092, 138187880, 155461365, 165825456, 207281820, 221100608, 248738184, 276375760, 310922730, 331650912, 414563640, 442201216, 497476368, 552751520, 621845460, 663301824, 829127280, 994952736, 1105503040, 1243690920, 1326603648, 1658254560, 1989905472, 2211006080, 2487381840, 3316509120, 3979810944, 4974763680, 6633018240, 9949527360, 19899054720]

約数ペア:

[(1, 19899054720), (2, 9949527360), (3, 6633018240), (4, 4974763680), (5, 3979810944), (6, 3316509120), (8, 2487381840), (9, 2211006080), (10, 1989905472), (12, 1658254560), (15, 1326603648), (16, 1243690920), (18, 1105503040), (20, 994952736), (24, 829127280), (30, 663301824), (32, 621845460), (36, 552751520), (40, 497476368), (45, 442201216), (48, 414563640), (60, 331650912), (64, 310922730), (72, 276375760), (80, 248738184), (90, 221100608), (96, 207281820), (120, 165825456), (128, 155461365), (144, 138187880), (160, 124369092), (180, 110550304), (192, 103640910), (240, 82912728), (288, 69093940), (320, 62184546), (360, 55275152), (384, 51820455), (480, 41456364), (576, 34546970), (640, 31092273), (720, 27637576), (960, 20728182), (1152, 17273485), (1440, 13818788), (1920, 10364091), (2880, 6909394), (5760, 3454697)]