84830340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^2$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 290086272

約数和(自身を除く): 205255932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 109, 119, 140, 170, 204, 210, 218, 238, 255, 327, 340, 357, 420, 436, 476, 510, 545, 595, 654, 714, 763, 1020, 1090, 1190, 1308, 1428, 1526, 1635, 1785, 1853, 2180, 2289, 2380, 3052, 3270, 3570, 3706, 3815, 4578, 5559, 6540, 7140, 7412, 7630, 9156, 9265, 11118, 11445, 11881, 12971, 15260, 18530, 22236, 22890, 23762, 25942, 27795, 35643, 37060, 38913, 45780, 47524, 51884, 55590, 59405, 64855, 71286, 77826, 83167, 111180, 118810, 129710, 142572, 155652, 166334, 178215, 194565, 201977, 237620, 249501, 259420, 332668, 356430, 389130, 403954, 415835, 499002, 605931, 712860, 778260, 807908, 831670, 998004, 1009885, 1211862, 1247505, 1413839, 1663340, 2019770, 2423724, 2495010, 2827678, 3029655, 4039540, 4241517, 4990020, 5655356, 6059310, 7069195, 8483034, 12118620, 14138390, 16966068, 21207585, 28276780, 42415170, 84830340]

約数ペア:

[(1, 84830340), (2, 42415170), (3, 28276780), (4, 21207585), (5, 16966068), (6, 14138390), (7, 12118620), (10, 8483034), (12, 7069195), (14, 6059310), (15, 5655356), (17, 4990020), (20, 4241517), (21, 4039540), (28, 3029655), (30, 2827678), (34, 2495010), (35, 2423724), (42, 2019770), (51, 1663340), (60, 1413839), (68, 1247505), (70, 1211862), (84, 1009885), (85, 998004), (102, 831670), (105, 807908), (109, 778260), (119, 712860), (140, 605931), (170, 499002), (204, 415835), (210, 403954), (218, 389130), (238, 356430), (255, 332668), (327, 259420), (340, 249501), (357, 237620), (420, 201977), (436, 194565), (476, 178215), (510, 166334), (545, 155652), (595, 142572), (654, 129710), (714, 118810), (763, 111180), (1020, 83167), (1090, 77826), (1190, 71286), (1308, 64855), (1428, 59405), (1526, 55590), (1635, 51884), (1785, 47524), (1853, 45780), (2180, 38913), (2289, 37060), (2380, 35643), (3052, 27795), (3270, 25942), (3570, 23762), (3706, 22890), (3815, 22236), (4578, 18530), (5559, 15260), (6540, 12971), (7140, 11881), (7412, 11445), (7630, 11118), (9156, 9265)]