75890220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 250967808

約数和(自身を除く): 175077588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 294, 311, 332, 415, 420, 490, 498, 581, 588, 622, 735, 830, 933, 980, 996, 1162, 1244, 1245, 1470, 1555, 1660, 1743, 1866, 2177, 2324, 2490, 2905, 2940, 3110, 3486, 3732, 4067, 4354, 4665, 4980, 5810, 6220, 6531, 6972, 8134, 8708, 8715, 9330, 10885, 11620, 12201, 13062, 15239, 16268, 17430, 18660, 20335, 21770, 24402, 25813, 26124, 30478, 32655, 34860, 40670, 43540, 45717, 48804, 51626, 60956, 61005, 65310, 76195, 77439, 81340, 91434, 103252, 122010, 129065, 130620, 152390, 154878, 180691, 182868, 228585, 244020, 258130, 304780, 309756, 361382, 387195, 457170, 516260, 542073, 722764, 774390, 903455, 914340, 1084146, 1264837, 1548780, 1806910, 2168292, 2529674, 2710365, 3613820, 3794511, 5059348, 5420730, 6324185, 7589022, 10841460, 12648370, 15178044, 18972555, 25296740, 37945110, 75890220]

約数ペア:

[(1, 75890220), (2, 37945110), (3, 25296740), (4, 18972555), (5, 15178044), (6, 12648370), (7, 10841460), (10, 7589022), (12, 6324185), (14, 5420730), (15, 5059348), (20, 3794511), (21, 3613820), (28, 2710365), (30, 2529674), (35, 2168292), (42, 1806910), (49, 1548780), (60, 1264837), (70, 1084146), (83, 914340), (84, 903455), (98, 774390), (105, 722764), (140, 542073), (147, 516260), (166, 457170), (196, 387195), (210, 361382), (245, 309756), (249, 304780), (294, 258130), (311, 244020), (332, 228585), (415, 182868), (420, 180691), (490, 154878), (498, 152390), (581, 130620), (588, 129065), (622, 122010), (735, 103252), (830, 91434), (933, 81340), (980, 77439), (996, 76195), (1162, 65310), (1244, 61005), (1245, 60956), (1470, 51626), (1555, 48804), (1660, 45717), (1743, 43540), (1866, 40670), (2177, 34860), (2324, 32655), (2490, 30478), (2905, 26124), (2940, 25813), (3110, 24402), (3486, 21770), (3732, 20335), (4067, 18660), (4354, 17430), (4665, 16268), (4980, 15239), (5810, 13062), (6220, 12201), (6531, 11620), (6972, 10885), (8134, 9330), (8708, 8715)]