642900480

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:986

約数の個数: 160

約数和(自身を含む): 2078866944

約数和(自身を除く): 1435966464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 160, 192, 194, 240, 256, 291, 320, 384, 388, 480, 485, 512, 582, 640, 768, 776, 863, 960, 970, 1164, 1280, 1455, 1536, 1552, 1726, 1920, 1940, 2328, 2560, 2589, 2910, 3104, 3452, 3840, 3880, 4315, 4656, 5178, 5820, 6208, 6904, 7680, 7760, 8630, 9312, 10356, 11640, 12416, 12945, 13808, 15520, 17260, 18624, 20712, 23280, 24832, 25890, 27616, 31040, 34520, 37248, 41424, 46560, 49664, 51780, 55232, 62080, 69040, 74496, 82848, 83711, 93120, 103560, 110464, 124160, 138080, 148992, 165696, 167422, 186240, 207120, 220928, 248320, 251133, 276160, 331392, 334844, 372480, 414240, 418555, 441856, 502266, 552320, 662784, 669688, 744960, 828480, 837110, 1004532, 1104640, 1255665, 1325568, 1339376, 1656960, 1674220, 2009064, 2209280, 2511330, 2678752, 3313920, 3348440, 4018128, 5022660, 5357504, 6627840, 6696880, 8036256, 10045320, 10715008, 13393760, 16072512, 20090640, 21430016, 26787520, 32145024, 40181280, 42860032, 53575040, 64290048, 80362560, 107150080, 128580096, 160725120, 214300160, 321450240, 642900480]

約数ペア:

[(1, 642900480), (2, 321450240), (3, 214300160), (4, 160725120), (5, 128580096), (6, 107150080), (8, 80362560), (10, 64290048), (12, 53575040), (15, 42860032), (16, 40181280), (20, 32145024), (24, 26787520), (30, 21430016), (32, 20090640), (40, 16072512), (48, 13393760), (60, 10715008), (64, 10045320), (80, 8036256), (96, 6696880), (97, 6627840), (120, 5357504), (128, 5022660), (160, 4018128), (192, 3348440), (194, 3313920), (240, 2678752), (256, 2511330), (291, 2209280), (320, 2009064), (384, 1674220), (388, 1656960), (480, 1339376), (485, 1325568), (512, 1255665), (582, 1104640), (640, 1004532), (768, 837110), (776, 828480), (863, 744960), (960, 669688), (970, 662784), (1164, 552320), (1280, 502266), (1455, 441856), (1536, 418555), (1552, 414240), (1726, 372480), (1920, 334844), (1940, 331392), (2328, 276160), (2560, 251133), (2589, 248320), (2910, 220928), (3104, 207120), (3452, 186240), (3840, 167422), (3880, 165696), (4315, 148992), (4656, 138080), (5178, 124160), (5820, 110464), (6208, 103560), (6904, 93120), (7680, 83711), (7760, 82848), (8630, 74496), (9312, 69040), (10356, 62080), (11640, 55232), (12416, 51780), (12945, 49664), (13808, 46560), (15520, 41424), (17260, 37248), (18624, 34520), (20712, 31040), (23280, 27616), (24832, 25890)]