680078880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2188

約数の個数: 288

約数和(自身を含む): 2647545264

約数和(自身を除く): 1967466384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1326, 1360, 1440, 1530, 1560, 1632, 1768, 1872, 1989, 2040, 2080, 2137, 2210, 2340, 2448, 2652, 2720, 3060, 3120, 3315, 3536, 3744, 3978, 4080, 4274, 4420, 4680, 4896, 5304, 6120, 6240, 6411, 6630, 7072, 7956, 8160, 8548, 8840, 9360, 9945, 10608, 10685, 12240, 12822, 13260, 15912, 17096, 17680, 18720, 19233, 19890, 21216, 21370, 24480, 25644, 26520, 27781, 31824, 32055, 34192, 35360, 36329, 38466, 39780, 42740, 51288, 53040, 55562, 63648, 64110, 68384, 72658, 76932, 79560, 83343, 85480, 96165, 102576, 106080, 108987, 111124, 128220, 138905, 145316, 153864, 159120, 166686, 170960, 181645, 192330, 205152, 217974, 222248, 250029, 256440, 277810, 290632, 307728, 318240, 326961, 333372, 341920, 363290, 384660, 416715, 435948, 444496, 472277, 500058, 512880, 544935, 555620, 581264, 615456, 653922, 666744, 726580, 769320, 833430, 871896, 888992, 944554, 1000116, 1025760, 1089870, 1111240, 1162528, 1250145, 1307844, 1333488, 1416831, 1453160, 1538640, 1634805, 1666860, 1743792, 1889108, 2000232, 2179740, 2222480, 2361385, 2500290, 2615688, 2666976, 2833662, 2906320, 3077280, 3269610, 3333720, 3487584, 3778216, 4000464, 4250493, 4359480, 4444960, 4722770, 5000580, 5231376, 5667324, 5812640, 6539220, 6667440, 7084155, 7556432, 8000928, 8500986, 8718960, 9445540, 10001160, 10462752, 11334648, 13078440, 13334880, 14168310, 15112864, 17001972, 17437920, 18891080, 20002320, 21252465, 22669296, 26156880, 28336620, 34003944, 37782160, 40004640, 42504930, 45338592, 52313760, 56673240, 68007888, 75564320, 85009860, 113346480, 136015776, 170019720, 226692960, 340039440, 680078880]

約数ペア:

[(1, 680078880), (2, 340039440), (3, 226692960), (4, 170019720), (5, 136015776), (6, 113346480), (8, 85009860), (9, 75564320), (10, 68007888), (12, 56673240), (13, 52313760), (15, 45338592), (16, 42504930), (17, 40004640), (18, 37782160), (20, 34003944), (24, 28336620), (26, 26156880), (30, 22669296), (32, 21252465), (34, 20002320), (36, 18891080), (39, 17437920), (40, 17001972), (45, 15112864), (48, 14168310), (51, 13334880), (52, 13078440), (60, 11334648), (65, 10462752), (68, 10001160), (72, 9445540), (78, 8718960), (80, 8500986), (85, 8000928), (90, 7556432), (96, 7084155), (102, 6667440), (104, 6539220), (117, 5812640), (120, 5667324), (130, 5231376), (136, 5000580), (144, 4722770), (153, 4444960), (156, 4359480), (160, 4250493), (170, 4000464), (180, 3778216), (195, 3487584), (204, 3333720), (208, 3269610), (221, 3077280), (234, 2906320), (240, 2833662), (255, 2666976), (260, 2615688), (272, 2500290), (288, 2361385), (306, 2222480), (312, 2179740), (340, 2000232), (360, 1889108), (390, 1743792), (408, 1666860), (416, 1634805), (442, 1538640), (468, 1453160), (480, 1416831), (510, 1333488), (520, 1307844), (544, 1250145), (585, 1162528), (612, 1111240), (624, 1089870), (663, 1025760), (680, 1000116), (720, 944554), (765, 888992), (780, 871896), (816, 833430), (884, 769320), (936, 726580), (1020, 666744), (1040, 653922), (1105, 615456), (1170, 581264), (1224, 555620), (1248, 544935), (1326, 512880), (1360, 500058), (1440, 472277), (1530, 444496), (1560, 435948), (1632, 416715), (1768, 384660), (1872, 363290), (1989, 341920), (2040, 333372), (2080, 326961), (2137, 318240), (2210, 307728), (2340, 290632), (2448, 277810), (2652, 256440), (2720, 250029), (3060, 222248), (3120, 217974), (3315, 205152), (3536, 192330), (3744, 181645), (3978, 170960), (4080, 166686), (4274, 159120), (4420, 153864), (4680, 145316), (4896, 138905), (5304, 128220), (6120, 111124), (6240, 108987), (6411, 106080), (6630, 102576), (7072, 96165), (7956, 85480), (8160, 83343), (8548, 79560), (8840, 76932), (9360, 72658), (9945, 68384), (10608, 64110), (10685, 63648), (12240, 55562), (12822, 53040), (13260, 51288), (15912, 42740), (17096, 39780), (17680, 38466), (18720, 36329), (19233, 35360), (19890, 34192), (21216, 32055), (21370, 31824), (24480, 27781), (25644, 26520)]