393378840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:498

約数の個数: 192

約数和(自身を含む): 1336608000

約数和(自身を除く): 943229160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 101, 120, 124, 155, 180, 186, 202, 248, 279, 303, 310, 349, 360, 372, 404, 465, 505, 558, 606, 620, 698, 744, 808, 909, 930, 1010, 1047, 1116, 1212, 1240, 1395, 1396, 1515, 1745, 1818, 1860, 2020, 2094, 2232, 2424, 2790, 2792, 3030, 3131, 3141, 3490, 3636, 3720, 4040, 4188, 4545, 5235, 5580, 6060, 6262, 6282, 6980, 7272, 8376, 9090, 9393, 10470, 10819, 11160, 12120, 12524, 12564, 13960, 15655, 15705, 18180, 18786, 20940, 21638, 25048, 25128, 28179, 31310, 31410, 32457, 35249, 36360, 37572, 41880, 43276, 46965, 54095, 56358, 62620, 62820, 64914, 70498, 75144, 86552, 93930, 97371, 105747, 108190, 112716, 125240, 125640, 129828, 140895, 140996, 162285, 176245, 187860, 194742, 211494, 216380, 225432, 259656, 281790, 281992, 317241, 324570, 352490, 375720, 389484, 422988, 432760, 486855, 528735, 563580, 634482, 649140, 704980, 778968, 845976, 973710, 1057470, 1092719, 1127160, 1268964, 1298280, 1409960, 1586205, 1947420, 2114940, 2185438, 2537928, 3172410, 3278157, 3894840, 4229880, 4370876, 5463595, 6344820, 6556314, 8741752, 9834471, 10927190, 12689640, 13112628, 16390785, 19668942, 21854380, 26225256, 32781570, 39337884, 43708760, 49172355, 65563140, 78675768, 98344710, 131126280, 196689420, 393378840]

約数ペア:

[(1, 393378840), (2, 196689420), (3, 131126280), (4, 98344710), (5, 78675768), (6, 65563140), (8, 49172355), (9, 43708760), (10, 39337884), (12, 32781570), (15, 26225256), (18, 21854380), (20, 19668942), (24, 16390785), (30, 13112628), (31, 12689640), (36, 10927190), (40, 9834471), (45, 8741752), (60, 6556314), (62, 6344820), (72, 5463595), (90, 4370876), (93, 4229880), (101, 3894840), (120, 3278157), (124, 3172410), (155, 2537928), (180, 2185438), (186, 2114940), (202, 1947420), (248, 1586205), (279, 1409960), (303, 1298280), (310, 1268964), (349, 1127160), (360, 1092719), (372, 1057470), (404, 973710), (465, 845976), (505, 778968), (558, 704980), (606, 649140), (620, 634482), (698, 563580), (744, 528735), (808, 486855), (909, 432760), (930, 422988), (1010, 389484), (1047, 375720), (1116, 352490), (1212, 324570), (1240, 317241), (1395, 281992), (1396, 281790), (1515, 259656), (1745, 225432), (1818, 216380), (1860, 211494), (2020, 194742), (2094, 187860), (2232, 176245), (2424, 162285), (2790, 140996), (2792, 140895), (3030, 129828), (3131, 125640), (3141, 125240), (3490, 112716), (3636, 108190), (3720, 105747), (4040, 97371), (4188, 93930), (4545, 86552), (5235, 75144), (5580, 70498), (6060, 64914), (6262, 62820), (6282, 62620), (6980, 56358), (7272, 54095), (8376, 46965), (9090, 43276), (9393, 41880), (10470, 37572), (10819, 36360), (11160, 35249), (12120, 32457), (12524, 31410), (12564, 31310), (13960, 28179), (15655, 25128), (15705, 25048), (18180, 21638), (18786, 20940)]