303901180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 760142880

約数和(自身を除く): 456241700

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 83, 85, 89, 110, 121, 166, 170, 178, 187, 220, 242, 332, 340, 356, 374, 415, 445, 484, 605, 748, 830, 890, 913, 935, 979, 1210, 1411, 1513, 1660, 1780, 1826, 1870, 1958, 2057, 2420, 2822, 3026, 3652, 3740, 3916, 4114, 4565, 4895, 5644, 6052, 7055, 7387, 7565, 8228, 9130, 9790, 10043, 10285, 10769, 14110, 14774, 15130, 15521, 16643, 18260, 19580, 20086, 20570, 21538, 28220, 29548, 30260, 31042, 33286, 36935, 40172, 41140, 43076, 50215, 53845, 62084, 66572, 73870, 77605, 81257, 83215, 100430, 107690, 125579, 147740, 155210, 162514, 166430, 170731, 183073, 200860, 215380, 251158, 310420, 325028, 332860, 341462, 366146, 406285, 502316, 627895, 682924, 732292, 812570, 853655, 893827, 915365, 1255790, 1381369, 1625140, 1707310, 1787654, 1830730, 2511580, 2762738, 3414620, 3575308, 3661460, 4469135, 5525476, 6906845, 8938270, 13813690, 15195059, 17876540, 27627380, 30390118, 60780236, 75975295, 151950590, 303901180]

約数ペア:

[(1, 303901180), (2, 151950590), (4, 75975295), (5, 60780236), (10, 30390118), (11, 27627380), (17, 17876540), (20, 15195059), (22, 13813690), (34, 8938270), (44, 6906845), (55, 5525476), (68, 4469135), (83, 3661460), (85, 3575308), (89, 3414620), (110, 2762738), (121, 2511580), (166, 1830730), (170, 1787654), (178, 1707310), (187, 1625140), (220, 1381369), (242, 1255790), (332, 915365), (340, 893827), (356, 853655), (374, 812570), (415, 732292), (445, 682924), (484, 627895), (605, 502316), (748, 406285), (830, 366146), (890, 341462), (913, 332860), (935, 325028), (979, 310420), (1210, 251158), (1411, 215380), (1513, 200860), (1660, 183073), (1780, 170731), (1826, 166430), (1870, 162514), (1958, 155210), (2057, 147740), (2420, 125579), (2822, 107690), (3026, 100430), (3652, 83215), (3740, 81257), (3916, 77605), (4114, 73870), (4565, 66572), (4895, 62084), (5644, 53845), (6052, 50215), (7055, 43076), (7387, 41140), (7565, 40172), (8228, 36935), (9130, 33286), (9790, 31042), (10043, 30260), (10285, 29548), (10769, 28220), (14110, 21538), (14774, 20570), (15130, 20086), (15521, 19580), (16643, 18260)]