678465720

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:521

約数の個数: 224

約数和(自身を含む): 2337271200

約数和(自身を除く): 1658805480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 81, 90, 106, 108, 120, 135, 159, 162, 180, 212, 216, 243, 265, 270, 318, 324, 360, 405, 424, 439, 477, 486, 530, 540, 636, 648, 729, 795, 810, 878, 954, 972, 1060, 1080, 1215, 1272, 1317, 1431, 1458, 1590, 1620, 1756, 1908, 1944, 2120, 2195, 2385, 2430, 2634, 2862, 2916, 3180, 3240, 3512, 3645, 3816, 3951, 4293, 4390, 4770, 4860, 5268, 5724, 5832, 6360, 6585, 7155, 7290, 7902, 8586, 8780, 9540, 9720, 10536, 11448, 11853, 12879, 13170, 14310, 14580, 15804, 17172, 17560, 19080, 19755, 21465, 23267, 23706, 25758, 26340, 28620, 29160, 31608, 34344, 35559, 38637, 39510, 42930, 46534, 47412, 51516, 52680, 57240, 59265, 64395, 69801, 71118, 77274, 79020, 85860, 93068, 94824, 103032, 106677, 116335, 118530, 128790, 139602, 142236, 154548, 158040, 171720, 177795, 186136, 193185, 209403, 213354, 232670, 237060, 257580, 279204, 284472, 309096, 320031, 349005, 355590, 386370, 418806, 426708, 465340, 474120, 515160, 533385, 558408, 628209, 640062, 698010, 711180, 772740, 837612, 853416, 930680, 1047015, 1066770, 1256418, 1280124, 1396020, 1422360, 1545480, 1600155, 1675224, 1884627, 2094030, 2133540, 2512836, 2560248, 2792040, 3141045, 3200310, 3769254, 4188060, 4267080, 5025672, 5653881, 6282090, 6400620, 7538508, 8376120, 9423135, 11307762, 12564180, 12801240, 15077016, 16961643, 18846270, 22615524, 25128360, 28269405, 33923286, 37692540, 45231048, 56538810, 67846572, 75385080, 84808215, 113077620, 135693144, 169616430, 226155240, 339232860, 678465720]

約数ペア:

[(1, 678465720), (2, 339232860), (3, 226155240), (4, 169616430), (5, 135693144), (6, 113077620), (8, 84808215), (9, 75385080), (10, 67846572), (12, 56538810), (15, 45231048), (18, 37692540), (20, 33923286), (24, 28269405), (27, 25128360), (30, 22615524), (36, 18846270), (40, 16961643), (45, 15077016), (53, 12801240), (54, 12564180), (60, 11307762), (72, 9423135), (81, 8376120), (90, 7538508), (106, 6400620), (108, 6282090), (120, 5653881), (135, 5025672), (159, 4267080), (162, 4188060), (180, 3769254), (212, 3200310), (216, 3141045), (243, 2792040), (265, 2560248), (270, 2512836), (318, 2133540), (324, 2094030), (360, 1884627), (405, 1675224), (424, 1600155), (439, 1545480), (477, 1422360), (486, 1396020), (530, 1280124), (540, 1256418), (636, 1066770), (648, 1047015), (729, 930680), (795, 853416), (810, 837612), (878, 772740), (954, 711180), (972, 698010), (1060, 640062), (1080, 628209), (1215, 558408), (1272, 533385), (1317, 515160), (1431, 474120), (1458, 465340), (1590, 426708), (1620, 418806), (1756, 386370), (1908, 355590), (1944, 349005), (2120, 320031), (2195, 309096), (2385, 284472), (2430, 279204), (2634, 257580), (2862, 237060), (2916, 232670), (3180, 213354), (3240, 209403), (3512, 193185), (3645, 186136), (3816, 177795), (3951, 171720), (4293, 158040), (4390, 154548), (4770, 142236), (4860, 139602), (5268, 128790), (5724, 118530), (5832, 116335), (6360, 106677), (6585, 103032), (7155, 94824), (7290, 93068), (7902, 85860), (8586, 79020), (8780, 77274), (9540, 71118), (9720, 69801), (10536, 64395), (11448, 59265), (11853, 57240), (12879, 52680), (13170, 51516), (14310, 47412), (14580, 46534), (15804, 42930), (17172, 39510), (17560, 38637), (19080, 35559), (19755, 34344), (21465, 31608), (23267, 29160), (23706, 28620), (25758, 26340)]