70644640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 190035720

約数和(自身を除く): 119391080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 80, 82, 88, 89, 110, 121, 160, 164, 176, 178, 205, 220, 242, 328, 352, 356, 410, 440, 445, 451, 484, 605, 656, 712, 820, 880, 890, 902, 968, 979, 1210, 1312, 1424, 1640, 1760, 1780, 1804, 1936, 1958, 2255, 2420, 2848, 3280, 3560, 3608, 3649, 3872, 3916, 4510, 4840, 4895, 4961, 6560, 7120, 7216, 7298, 7832, 9020, 9680, 9790, 9922, 10769, 14240, 14432, 14596, 15664, 18040, 18245, 19360, 19580, 19844, 21538, 24805, 29192, 31328, 36080, 36490, 39160, 39688, 40139, 43076, 49610, 53845, 58384, 72160, 72980, 78320, 79376, 80278, 86152, 99220, 107690, 116768, 145960, 156640, 158752, 160556, 172304, 198440, 200695, 215380, 291920, 321112, 344608, 396880, 401390, 430760, 441529, 583840, 642224, 793760, 802780, 861520, 883058, 1284448, 1605560, 1723040, 1766116, 2207645, 3211120, 3532232, 4415290, 6422240, 7064464, 8830580, 14128928, 17661160, 35322320, 70644640]

約数ペア:

[(1, 70644640), (2, 35322320), (4, 17661160), (5, 14128928), (8, 8830580), (10, 7064464), (11, 6422240), (16, 4415290), (20, 3532232), (22, 3211120), (32, 2207645), (40, 1766116), (41, 1723040), (44, 1605560), (55, 1284448), (80, 883058), (82, 861520), (88, 802780), (89, 793760), (110, 642224), (121, 583840), (160, 441529), (164, 430760), (176, 401390), (178, 396880), (205, 344608), (220, 321112), (242, 291920), (328, 215380), (352, 200695), (356, 198440), (410, 172304), (440, 160556), (445, 158752), (451, 156640), (484, 145960), (605, 116768), (656, 107690), (712, 99220), (820, 86152), (880, 80278), (890, 79376), (902, 78320), (968, 72980), (979, 72160), (1210, 58384), (1312, 53845), (1424, 49610), (1640, 43076), (1760, 40139), (1780, 39688), (1804, 39160), (1936, 36490), (1958, 36080), (2255, 31328), (2420, 29192), (2848, 24805), (3280, 21538), (3560, 19844), (3608, 19580), (3649, 19360), (3872, 18245), (3916, 18040), (4510, 15664), (4840, 14596), (4895, 14432), (4961, 14240), (6560, 10769), (7120, 9922), (7216, 9790), (7298, 9680), (7832, 9020)]