1042768640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 144

約数和(自身を含む): 2682136800

約数和(自身を除く): 1639368160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 64, 76, 80, 95, 106, 128, 152, 160, 190, 212, 256, 265, 304, 320, 380, 424, 530, 608, 640, 760, 809, 848, 1007, 1060, 1216, 1280, 1520, 1618, 1696, 2014, 2120, 2432, 3040, 3236, 3392, 4028, 4045, 4240, 4864, 5035, 6080, 6472, 6784, 8056, 8090, 8480, 10070, 12160, 12944, 13568, 15371, 16112, 16180, 16960, 20140, 24320, 25888, 30742, 32224, 32360, 33920, 40280, 42877, 51776, 61484, 64448, 64720, 67840, 76855, 80560, 85754, 103552, 122968, 128896, 129440, 153710, 161120, 171508, 207104, 214385, 245936, 257792, 258880, 307420, 322240, 343016, 428770, 491872, 517760, 614840, 644480, 686032, 814663, 857540, 983744, 1035520, 1229680, 1288960, 1372064, 1629326, 1715080, 1967488, 2459360, 2744128, 3258652, 3430160, 3934976, 4073315, 4918720, 5488256, 6517304, 6860320, 8146630, 9837440, 10976512, 13034608, 13720640, 16293260, 19674880, 26069216, 27441280, 32586520, 52138432, 54882560, 65173040, 104276864, 130346080, 208553728, 260692160, 521384320, 1042768640]

約数ペア:

[(1, 1042768640), (2, 521384320), (4, 260692160), (5, 208553728), (8, 130346080), (10, 104276864), (16, 65173040), (19, 54882560), (20, 52138432), (32, 32586520), (38, 27441280), (40, 26069216), (53, 19674880), (64, 16293260), (76, 13720640), (80, 13034608), (95, 10976512), (106, 9837440), (128, 8146630), (152, 6860320), (160, 6517304), (190, 5488256), (212, 4918720), (256, 4073315), (265, 3934976), (304, 3430160), (320, 3258652), (380, 2744128), (424, 2459360), (530, 1967488), (608, 1715080), (640, 1629326), (760, 1372064), (809, 1288960), (848, 1229680), (1007, 1035520), (1060, 983744), (1216, 857540), (1280, 814663), (1520, 686032), (1618, 644480), (1696, 614840), (2014, 517760), (2120, 491872), (2432, 428770), (3040, 343016), (3236, 322240), (3392, 307420), (4028, 258880), (4045, 257792), (4240, 245936), (4864, 214385), (5035, 207104), (6080, 171508), (6472, 161120), (6784, 153710), (8056, 129440), (8090, 128896), (8480, 122968), (10070, 103552), (12160, 85754), (12944, 80560), (13568, 76855), (15371, 67840), (16112, 64720), (16180, 64448), (16960, 61484), (20140, 51776), (24320, 42877), (25888, 40280), (30742, 33920), (32224, 32360)]