285161968

素因数分解:

$2^4\times 7^4\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:620

約数の個数: 100

約数和(自身を含む): 695342648

約数和(自身を除く): 410180680

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 571, 637, 686, 728, 784, 1142, 1274, 1372, 1456, 2284, 2401, 2548, 2744, 3997, 4459, 4568, 4802, 5096, 5488, 7423, 7994, 8918, 9136, 9604, 10192, 14846, 15988, 17836, 19208, 27979, 29692, 31213, 31976, 35672, 38416, 51961, 55958, 59384, 62426, 63952, 71344, 103922, 111916, 118768, 124852, 195853, 207844, 223832, 249704, 363727, 391706, 415688, 447664, 499408, 727454, 783412, 831376, 1370971, 1454908, 1566824, 2546089, 2741942, 2909816, 3133648, 5092178, 5483884, 5819632, 10184356, 10967768, 17822623, 20368712, 21935536, 35645246, 40737424, 71290492, 142580984, 285161968]

約数ペア:

[(1, 285161968), (2, 142580984), (4, 71290492), (7, 40737424), (8, 35645246), (13, 21935536), (14, 20368712), (16, 17822623), (26, 10967768), (28, 10184356), (49, 5819632), (52, 5483884), (56, 5092178), (91, 3133648), (98, 2909816), (104, 2741942), (112, 2546089), (182, 1566824), (196, 1454908), (208, 1370971), (343, 831376), (364, 783412), (392, 727454), (571, 499408), (637, 447664), (686, 415688), (728, 391706), (784, 363727), (1142, 249704), (1274, 223832), (1372, 207844), (1456, 195853), (2284, 124852), (2401, 118768), (2548, 111916), (2744, 103922), (3997, 71344), (4459, 63952), (4568, 62426), (4802, 59384), (5096, 55958), (5488, 51961), (7423, 38416), (7994, 35672), (8918, 31976), (9136, 31213), (9604, 29692), (10192, 27979), (14846, 19208), (15988, 17836)]