1408266720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{139709}}^1$

素因数の和:139737

約数の個数: 144

約数和(自身を含む): 5492279520

約数和(自身を除く): 4084012800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 139709, 279418, 419127, 558836, 698545, 838254, 977963, 1117672, 1257381, 1397090, 1676508, 1955926, 2095635, 2235344, 2514762, 2794180, 2933889, 3353016, 3911852, 4191270, 4470688, 4889815, 5029524, 5588360, 5867778, 6286905, 6706032, 7823704, 8382540, 8801667, 9779630, 10059048, 11176720, 11735556, 12573810, 13412064, 14669445, 15647408, 16765080, 17603334, 19559260, 20118096, 22353440, 23471112, 25147620, 29338890, 31294816, 33530160, 35206668, 39118520, 40236192, 44008335, 46942224, 50295240, 58677780, 67060320, 70413336, 78237040, 88016670, 93884448, 100590480, 117355560, 140826672, 156474080, 176033340, 201180960, 234711120, 281653344, 352066680, 469422240, 704133360, 1408266720]

約数ペア:

[(1, 1408266720), (2, 704133360), (3, 469422240), (4, 352066680), (5, 281653344), (6, 234711120), (7, 201180960), (8, 176033340), (9, 156474080), (10, 140826672), (12, 117355560), (14, 100590480), (15, 93884448), (16, 88016670), (18, 78237040), (20, 70413336), (21, 67060320), (24, 58677780), (28, 50295240), (30, 46942224), (32, 44008335), (35, 40236192), (36, 39118520), (40, 35206668), (42, 33530160), (45, 31294816), (48, 29338890), (56, 25147620), (60, 23471112), (63, 22353440), (70, 20118096), (72, 19559260), (80, 17603334), (84, 16765080), (90, 15647408), (96, 14669445), (105, 13412064), (112, 12573810), (120, 11735556), (126, 11176720), (140, 10059048), (144, 9779630), (160, 8801667), (168, 8382540), (180, 7823704), (210, 6706032), (224, 6286905), (240, 5867778), (252, 5588360), (280, 5029524), (288, 4889815), (315, 4470688), (336, 4191270), (360, 3911852), (420, 3353016), (480, 2933889), (504, 2794180), (560, 2514762), (630, 2235344), (672, 2095635), (720, 1955926), (840, 1676508), (1008, 1397090), (1120, 1257381), (1260, 1117672), (1440, 977963), (1680, 838254), (2016, 698545), (2520, 558836), (3360, 419127), (5040, 279418), (10080, 139709)]