665437680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1125

約数の個数: 200

約数和(自身を含む): 2335942752

約数和(自身を除く): 1670505072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 103, 108, 120, 135, 144, 162, 180, 206, 216, 240, 270, 309, 324, 360, 405, 412, 432, 515, 540, 618, 648, 720, 810, 824, 927, 997, 1030, 1080, 1236, 1296, 1545, 1620, 1648, 1854, 1994, 2060, 2160, 2472, 2781, 2991, 3090, 3240, 3708, 3988, 4120, 4635, 4944, 4985, 5562, 5982, 6180, 6480, 7416, 7976, 8240, 8343, 8973, 9270, 9970, 11124, 11964, 12360, 13905, 14832, 14955, 15952, 16686, 17946, 18540, 19940, 22248, 23928, 24720, 26919, 27810, 29910, 33372, 35892, 37080, 39880, 41715, 44496, 44865, 47856, 53838, 55620, 59820, 66744, 71784, 74160, 79760, 80757, 83430, 89730, 102691, 107676, 111240, 119640, 133488, 134595, 143568, 161514, 166860, 179460, 205382, 215352, 222480, 239280, 269190, 308073, 323028, 333720, 358920, 403785, 410764, 430704, 513455, 538380, 616146, 646056, 667440, 717840, 807570, 821528, 924219, 1026910, 1076760, 1232292, 1292112, 1540365, 1615140, 1643056, 1848438, 2053820, 2153520, 2464584, 2772657, 3080730, 3230280, 3696876, 4107640, 4621095, 4929168, 5545314, 6161460, 6460560, 7393752, 8215280, 8317971, 9242190, 11090628, 12322920, 13863285, 14787504, 16635942, 18484380, 22181256, 24645840, 27726570, 33271884, 36968760, 41589855, 44362512, 55453140, 66543768, 73937520, 83179710, 110906280, 133087536, 166359420, 221812560, 332718840, 665437680]

約数ペア:

[(1, 665437680), (2, 332718840), (3, 221812560), (4, 166359420), (5, 133087536), (6, 110906280), (8, 83179710), (9, 73937520), (10, 66543768), (12, 55453140), (15, 44362512), (16, 41589855), (18, 36968760), (20, 33271884), (24, 27726570), (27, 24645840), (30, 22181256), (36, 18484380), (40, 16635942), (45, 14787504), (48, 13863285), (54, 12322920), (60, 11090628), (72, 9242190), (80, 8317971), (81, 8215280), (90, 7393752), (103, 6460560), (108, 6161460), (120, 5545314), (135, 4929168), (144, 4621095), (162, 4107640), (180, 3696876), (206, 3230280), (216, 3080730), (240, 2772657), (270, 2464584), (309, 2153520), (324, 2053820), (360, 1848438), (405, 1643056), (412, 1615140), (432, 1540365), (515, 1292112), (540, 1232292), (618, 1076760), (648, 1026910), (720, 924219), (810, 821528), (824, 807570), (927, 717840), (997, 667440), (1030, 646056), (1080, 616146), (1236, 538380), (1296, 513455), (1545, 430704), (1620, 410764), (1648, 403785), (1854, 358920), (1994, 333720), (2060, 323028), (2160, 308073), (2472, 269190), (2781, 239280), (2991, 222480), (3090, 215352), (3240, 205382), (3708, 179460), (3988, 166860), (4120, 161514), (4635, 143568), (4944, 134595), (4985, 133488), (5562, 119640), (5982, 111240), (6180, 107676), (6480, 102691), (7416, 89730), (7976, 83430), (8240, 80757), (8343, 79760), (8973, 74160), (9270, 71784), (9970, 66744), (11124, 59820), (11964, 55620), (12360, 53838), (13905, 47856), (14832, 44865), (14955, 44496), (15952, 41715), (16686, 39880), (17946, 37080), (18540, 35892), (19940, 33372), (22248, 29910), (23928, 27810), (24720, 26919)]