1247078880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{29863}}^1$

素因数の和:29913

約数の個数: 144

約数和(自身を含む): 4402550880

約数和(自身を除く): 3155472000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5220, 6960, 8352, 10440, 13920, 20880, 29863, 41760, 59726, 89589, 119452, 149315, 179178, 238904, 268767, 298630, 358356, 447945, 477808, 537534, 597260, 716712, 866027, 895890, 955616, 1075068, 1194520, 1343835, 1433424, 1732054, 1791780, 2150136, 2389040, 2598081, 2687670, 2866848, 3464108, 3583560, 4300272, 4330135, 4778080, 5196162, 5375340, 6928216, 7167120, 7794243, 8600544, 8660270, 10392324, 10750680, 12990405, 13856432, 14334240, 15588486, 17320540, 20784648, 21501360, 25980810, 27712864, 31176972, 34641080, 38971215, 41569296, 43002720, 51961620, 62353944, 69282160, 77942430, 83138592, 103923240, 124707888, 138564320, 155884860, 207846480, 249415776, 311769720, 415692960, 623539440, 1247078880]

約数ペア:

[(1, 1247078880), (2, 623539440), (3, 415692960), (4, 311769720), (5, 249415776), (6, 207846480), (8, 155884860), (9, 138564320), (10, 124707888), (12, 103923240), (15, 83138592), (16, 77942430), (18, 69282160), (20, 62353944), (24, 51961620), (29, 43002720), (30, 41569296), (32, 38971215), (36, 34641080), (40, 31176972), (45, 27712864), (48, 25980810), (58, 21501360), (60, 20784648), (72, 17320540), (80, 15588486), (87, 14334240), (90, 13856432), (96, 12990405), (116, 10750680), (120, 10392324), (144, 8660270), (145, 8600544), (160, 7794243), (174, 7167120), (180, 6928216), (232, 5375340), (240, 5196162), (261, 4778080), (288, 4330135), (290, 4300272), (348, 3583560), (360, 3464108), (435, 2866848), (464, 2687670), (480, 2598081), (522, 2389040), (580, 2150136), (696, 1791780), (720, 1732054), (870, 1433424), (928, 1343835), (1044, 1194520), (1160, 1075068), (1305, 955616), (1392, 895890), (1440, 866027), (1740, 716712), (2088, 597260), (2320, 537534), (2610, 477808), (2784, 447945), (3480, 358356), (4176, 298630), (4640, 268767), (5220, 238904), (6960, 179178), (8352, 149315), (10440, 119452), (13920, 89589), (20880, 59726), (29863, 41760)]