1969997120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67651}}^1$

素因数の和:67688

約数の個数: 112

約数和(自身を含む): 5773692288

約数和(自身を除く): 3803695168

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 5824, 7280, 14560, 29120, 67651, 135302, 270604, 338255, 473557, 541208, 676510, 879463, 947114, 1082416, 1353020, 1758926, 1894228, 2164832, 2367785, 2706040, 3517852, 3788456, 4329664, 4397315, 4735570, 5412080, 6156241, 7035704, 7576912, 8794630, 9471140, 10824160, 12312482, 14071408, 15153824, 17589260, 18942280, 21648320, 24624964, 28142816, 30307648, 30781205, 35178520, 37884560, 49249928, 56285632, 61562410, 70357040, 75769120, 98499856, 123124820, 140714080, 151538240, 196999712, 246249640, 281428160, 393999424, 492499280, 984998560, 1969997120]

約数ペア:

[(1, 1969997120), (2, 984998560), (4, 492499280), (5, 393999424), (7, 281428160), (8, 246249640), (10, 196999712), (13, 151538240), (14, 140714080), (16, 123124820), (20, 98499856), (26, 75769120), (28, 70357040), (32, 61562410), (35, 56285632), (40, 49249928), (52, 37884560), (56, 35178520), (64, 30781205), (65, 30307648), (70, 28142816), (80, 24624964), (91, 21648320), (104, 18942280), (112, 17589260), (130, 15153824), (140, 14071408), (160, 12312482), (182, 10824160), (208, 9471140), (224, 8794630), (260, 7576912), (280, 7035704), (320, 6156241), (364, 5412080), (416, 4735570), (448, 4397315), (455, 4329664), (520, 3788456), (560, 3517852), (728, 2706040), (832, 2367785), (910, 2164832), (1040, 1894228), (1120, 1758926), (1456, 1353020), (1820, 1082416), (2080, 947114), (2240, 879463), (2912, 676510), (3640, 541208), (4160, 473557), (5824, 338255), (7280, 270604), (14560, 135302), (29120, 67651)]