145227280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2192

約数の個数: 80

約数和(自身を含む): 373190400

約数和(自身を除く): 227963120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 1264, 1580, 1738, 2089, 3160, 3476, 4178, 4345, 6320, 6952, 8356, 8690, 10445, 13904, 16712, 17380, 20890, 22979, 33424, 34760, 41780, 45958, 69520, 83560, 91916, 114895, 165031, 167120, 183832, 229790, 330062, 367664, 459580, 660124, 825155, 919160, 1320248, 1650310, 1815341, 1838320, 2640496, 3300620, 3630682, 6601240, 7261364, 9076705, 13202480, 14522728, 18153410, 29045456, 36306820, 72613640, 145227280]

約数ペア:

[(1, 145227280), (2, 72613640), (4, 36306820), (5, 29045456), (8, 18153410), (10, 14522728), (11, 13202480), (16, 9076705), (20, 7261364), (22, 6601240), (40, 3630682), (44, 3300620), (55, 2640496), (79, 1838320), (80, 1815341), (88, 1650310), (110, 1320248), (158, 919160), (176, 825155), (220, 660124), (316, 459580), (395, 367664), (440, 330062), (632, 229790), (790, 183832), (869, 167120), (880, 165031), (1264, 114895), (1580, 91916), (1738, 83560), (2089, 69520), (3160, 45958), (3476, 41780), (4178, 34760), (4345, 33424), (6320, 22979), (6952, 20890), (8356, 17380), (8690, 16712), (10445, 13904)]