51259140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 162908928

約数和(自身を除く): 111649788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 73, 83, 90, 94, 141, 146, 166, 180, 188, 219, 235, 249, 282, 292, 332, 365, 415, 423, 438, 470, 498, 564, 657, 705, 730, 747, 830, 846, 876, 940, 996, 1095, 1245, 1314, 1410, 1460, 1494, 1660, 1692, 2115, 2190, 2490, 2628, 2820, 2988, 3285, 3431, 3735, 3901, 4230, 4380, 4980, 6059, 6570, 6862, 7470, 7802, 8460, 10293, 11703, 12118, 13140, 13724, 14940, 15604, 17155, 18177, 19505, 20586, 23406, 24236, 30295, 30879, 34310, 35109, 36354, 39010, 41172, 46812, 51465, 54531, 58515, 60590, 61758, 68620, 70218, 72708, 78020, 90885, 102930, 109062, 117030, 121180, 123516, 140436, 154395, 175545, 181770, 205860, 218124, 234060, 272655, 284773, 308790, 351090, 363540, 545310, 569546, 617580, 702180, 854319, 1090620, 1139092, 1423865, 1708638, 2562957, 2847730, 3417276, 4271595, 5125914, 5695460, 8543190, 10251828, 12814785, 17086380, 25629570, 51259140]

約数ペア:

[(1, 51259140), (2, 25629570), (3, 17086380), (4, 12814785), (5, 10251828), (6, 8543190), (9, 5695460), (10, 5125914), (12, 4271595), (15, 3417276), (18, 2847730), (20, 2562957), (30, 1708638), (36, 1423865), (45, 1139092), (47, 1090620), (60, 854319), (73, 702180), (83, 617580), (90, 569546), (94, 545310), (141, 363540), (146, 351090), (166, 308790), (180, 284773), (188, 272655), (219, 234060), (235, 218124), (249, 205860), (282, 181770), (292, 175545), (332, 154395), (365, 140436), (415, 123516), (423, 121180), (438, 117030), (470, 109062), (498, 102930), (564, 90885), (657, 78020), (705, 72708), (730, 70218), (747, 68620), (830, 61758), (846, 60590), (876, 58515), (940, 54531), (996, 51465), (1095, 46812), (1245, 41172), (1314, 39010), (1410, 36354), (1460, 35109), (1494, 34310), (1660, 30879), (1692, 30295), (2115, 24236), (2190, 23406), (2490, 20586), (2628, 19505), (2820, 18177), (2988, 17155), (3285, 15604), (3431, 14940), (3735, 13724), (3901, 13140), (4230, 12118), (4380, 11703), (4980, 10293), (6059, 8460), (6570, 7802), (6862, 7470)]