42751940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 125411328

約数和(自身を除く): 82659388

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 23, 28, 34, 35, 44, 46, 55, 68, 70, 71, 77, 85, 92, 110, 115, 119, 140, 142, 154, 161, 170, 187, 220, 230, 238, 253, 284, 308, 322, 340, 355, 374, 385, 391, 460, 476, 497, 506, 595, 644, 710, 748, 770, 781, 782, 805, 935, 994, 1012, 1190, 1207, 1265, 1309, 1420, 1540, 1562, 1564, 1610, 1633, 1771, 1870, 1955, 1988, 2380, 2414, 2485, 2530, 2618, 2737, 3124, 3220, 3266, 3542, 3740, 3905, 3910, 4301, 4828, 4970, 5060, 5236, 5467, 5474, 6035, 6532, 6545, 7084, 7810, 7820, 8165, 8449, 8602, 8855, 9940, 10934, 10948, 11431, 12070, 13090, 13277, 13685, 15620, 16330, 16898, 17204, 17710, 17963, 21505, 21868, 22862, 24140, 26180, 26554, 27335, 27370, 27761, 30107, 32660, 33796, 35420, 35926, 42245, 43010, 45724, 53108, 54670, 54740, 55522, 57155, 60214, 66385, 71852, 84490, 86020, 89815, 92939, 109340, 111044, 114310, 120428, 125741, 132770, 138805, 150535, 168980, 179630, 185878, 194327, 228620, 251482, 265540, 277610, 301070, 305371, 359260, 371756, 388654, 464695, 502964, 555220, 602140, 610742, 628705, 777308, 929390, 971635, 1221484, 1257410, 1526855, 1858780, 1943270, 2137597, 2514820, 3053710, 3886540, 4275194, 6107420, 8550388, 10687985, 21375970, 42751940]

約数ペア:

[(1, 42751940), (2, 21375970), (4, 10687985), (5, 8550388), (7, 6107420), (10, 4275194), (11, 3886540), (14, 3053710), (17, 2514820), (20, 2137597), (22, 1943270), (23, 1858780), (28, 1526855), (34, 1257410), (35, 1221484), (44, 971635), (46, 929390), (55, 777308), (68, 628705), (70, 610742), (71, 602140), (77, 555220), (85, 502964), (92, 464695), (110, 388654), (115, 371756), (119, 359260), (140, 305371), (142, 301070), (154, 277610), (161, 265540), (170, 251482), (187, 228620), (220, 194327), (230, 185878), (238, 179630), (253, 168980), (284, 150535), (308, 138805), (322, 132770), (340, 125741), (355, 120428), (374, 114310), (385, 111044), (391, 109340), (460, 92939), (476, 89815), (497, 86020), (506, 84490), (595, 71852), (644, 66385), (710, 60214), (748, 57155), (770, 55522), (781, 54740), (782, 54670), (805, 53108), (935, 45724), (994, 43010), (1012, 42245), (1190, 35926), (1207, 35420), (1265, 33796), (1309, 32660), (1420, 30107), (1540, 27761), (1562, 27370), (1564, 27335), (1610, 26554), (1633, 26180), (1771, 24140), (1870, 22862), (1955, 21868), (1988, 21505), (2380, 17963), (2414, 17710), (2485, 17204), (2530, 16898), (2618, 16330), (2737, 15620), (3124, 13685), (3220, 13277), (3266, 13090), (3542, 12070), (3740, 11431), (3905, 10948), (3910, 10934), (4301, 9940), (4828, 8855), (4970, 8602), (5060, 8449), (5236, 8165), (5467, 7820), (5474, 7810), (6035, 7084), (6532, 6545)]