1237338520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1793

約数の個数: 128

約数和(自身を含む): 3234816000

約数和(自身を除く): 1997477480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 89, 95, 110, 152, 178, 190, 209, 220, 356, 380, 418, 440, 445, 712, 760, 836, 890, 979, 1045, 1663, 1672, 1691, 1780, 1958, 2090, 3326, 3382, 3560, 3916, 4180, 4895, 6652, 6764, 7832, 8315, 8360, 8455, 9790, 13304, 13528, 16630, 16910, 18293, 18601, 19580, 31597, 33260, 33820, 36586, 37202, 39160, 63194, 66520, 67640, 73172, 74404, 91465, 93005, 126388, 146344, 148007, 148808, 157985, 182930, 186010, 252776, 296014, 315970, 347567, 365860, 372020, 592028, 631940, 695134, 731720, 740035, 744040, 1184056, 1263880, 1390268, 1480070, 1628077, 1737835, 2780536, 2812133, 2960140, 3256154, 3475670, 5624266, 5920280, 6512308, 6951340, 8140385, 11248532, 13024616, 13902680, 14060665, 16280770, 22497064, 28121330, 30933463, 32561540, 56242660, 61866926, 65123080, 112485320, 123733852, 154667315, 247467704, 309334630, 618669260, 1237338520]

約数ペア:

[(1, 1237338520), (2, 618669260), (4, 309334630), (5, 247467704), (8, 154667315), (10, 123733852), (11, 112485320), (19, 65123080), (20, 61866926), (22, 56242660), (38, 32561540), (40, 30933463), (44, 28121330), (55, 22497064), (76, 16280770), (88, 14060665), (89, 13902680), (95, 13024616), (110, 11248532), (152, 8140385), (178, 6951340), (190, 6512308), (209, 5920280), (220, 5624266), (356, 3475670), (380, 3256154), (418, 2960140), (440, 2812133), (445, 2780536), (712, 1737835), (760, 1628077), (836, 1480070), (890, 1390268), (979, 1263880), (1045, 1184056), (1663, 744040), (1672, 740035), (1691, 731720), (1780, 695134), (1958, 631940), (2090, 592028), (3326, 372020), (3382, 365860), (3560, 347567), (3916, 315970), (4180, 296014), (4895, 252776), (6652, 186010), (6764, 182930), (7832, 157985), (8315, 148808), (8360, 148007), (8455, 146344), (9790, 126388), (13304, 93005), (13528, 91465), (16630, 74404), (16910, 73172), (18293, 67640), (18601, 66520), (19580, 63194), (31597, 39160), (33260, 37202), (33820, 36586)]