42807870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 144

約数和(自身を含む): 137328048

約数和(自身を除く): 94520178

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 49, 51, 63, 70, 85, 90, 98, 102, 105, 119, 126, 147, 153, 170, 210, 238, 245, 255, 294, 306, 315, 357, 441, 490, 510, 571, 595, 630, 714, 735, 765, 833, 882, 1071, 1142, 1190, 1470, 1530, 1666, 1713, 1785, 2142, 2205, 2499, 2855, 3426, 3570, 3997, 4165, 4410, 4998, 5139, 5355, 5710, 7497, 7994, 8330, 8565, 9707, 10278, 10710, 11991, 12495, 14994, 17130, 19414, 19985, 23982, 24990, 25695, 27979, 29121, 35973, 37485, 39970, 48535, 51390, 55958, 58242, 59955, 67949, 71946, 74970, 83937, 87363, 97070, 119910, 135898, 139895, 145605, 167874, 174726, 179865, 203847, 251811, 279790, 291210, 339745, 359730, 407694, 419685, 436815, 475643, 503622, 611541, 679490, 839370, 873630, 951286, 1019235, 1223082, 1259055, 1426929, 2038470, 2378215, 2518110, 2853858, 3057705, 4280787, 4756430, 6115410, 7134645, 8561574, 14269290, 21403935, 42807870]

約数ペア:

[(1, 42807870), (2, 21403935), (3, 14269290), (5, 8561574), (6, 7134645), (7, 6115410), (9, 4756430), (10, 4280787), (14, 3057705), (15, 2853858), (17, 2518110), (18, 2378215), (21, 2038470), (30, 1426929), (34, 1259055), (35, 1223082), (42, 1019235), (45, 951286), (49, 873630), (51, 839370), (63, 679490), (70, 611541), (85, 503622), (90, 475643), (98, 436815), (102, 419685), (105, 407694), (119, 359730), (126, 339745), (147, 291210), (153, 279790), (170, 251811), (210, 203847), (238, 179865), (245, 174726), (255, 167874), (294, 145605), (306, 139895), (315, 135898), (357, 119910), (441, 97070), (490, 87363), (510, 83937), (571, 74970), (595, 71946), (630, 67949), (714, 59955), (735, 58242), (765, 55958), (833, 51390), (882, 48535), (1071, 39970), (1142, 37485), (1190, 35973), (1470, 29121), (1530, 27979), (1666, 25695), (1713, 24990), (1785, 23982), (2142, 19985), (2205, 19414), (2499, 17130), (2855, 14994), (3426, 12495), (3570, 11991), (3997, 10710), (4165, 10278), (4410, 9707), (4998, 8565), (5139, 8330), (5355, 7994), (5710, 7497)]