20307672

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 240

約数和(自身を含む): 73384080

約数和(自身を除く): 53076408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 37, 42, 44, 54, 56, 63, 66, 72, 74, 77, 81, 84, 88, 99, 108, 111, 121, 126, 132, 148, 154, 162, 168, 189, 198, 216, 222, 231, 242, 252, 259, 264, 296, 297, 308, 324, 333, 363, 378, 396, 407, 444, 462, 484, 504, 518, 567, 594, 616, 648, 666, 693, 726, 756, 777, 792, 814, 847, 888, 891, 924, 968, 999, 1036, 1089, 1134, 1188, 1221, 1332, 1386, 1452, 1512, 1554, 1628, 1694, 1782, 1848, 1998, 2072, 2079, 2178, 2268, 2331, 2376, 2442, 2541, 2664, 2772, 2849, 2904, 2997, 3108, 3256, 3267, 3388, 3564, 3663, 3996, 4158, 4356, 4477, 4536, 4662, 4884, 5082, 5544, 5698, 5994, 6216, 6237, 6534, 6776, 6993, 7128, 7326, 7623, 7992, 8316, 8547, 8712, 8954, 9324, 9768, 9801, 10164, 10989, 11396, 11988, 12474, 13068, 13431, 13986, 14652, 15246, 16632, 17094, 17908, 18648, 19602, 20328, 20979, 21978, 22792, 22869, 23976, 24948, 25641, 26136, 26862, 27972, 29304, 30492, 31339, 32967, 34188, 35816, 39204, 40293, 41958, 43956, 45738, 49896, 51282, 53724, 55944, 60984, 62678, 65934, 68376, 68607, 76923, 78408, 80586, 83916, 87912, 91476, 94017, 102564, 107448, 120879, 125356, 131868, 137214, 153846, 161172, 167832, 182952, 188034, 205128, 230769, 241758, 250712, 263736, 274428, 282051, 307692, 322344, 362637, 376068, 461538, 483516, 548856, 564102, 615384, 725274, 752136, 846153, 923076, 967032, 1128204, 1450548, 1692306, 1846152, 2256408, 2538459, 2901096, 3384612, 5076918, 6769224, 10153836, 20307672]

約数ペア:

[(1, 20307672), (2, 10153836), (3, 6769224), (4, 5076918), (6, 3384612), (7, 2901096), (8, 2538459), (9, 2256408), (11, 1846152), (12, 1692306), (14, 1450548), (18, 1128204), (21, 967032), (22, 923076), (24, 846153), (27, 752136), (28, 725274), (33, 615384), (36, 564102), (37, 548856), (42, 483516), (44, 461538), (54, 376068), (56, 362637), (63, 322344), (66, 307692), (72, 282051), (74, 274428), (77, 263736), (81, 250712), (84, 241758), (88, 230769), (99, 205128), (108, 188034), (111, 182952), (121, 167832), (126, 161172), (132, 153846), (148, 137214), (154, 131868), (162, 125356), (168, 120879), (189, 107448), (198, 102564), (216, 94017), (222, 91476), (231, 87912), (242, 83916), (252, 80586), (259, 78408), (264, 76923), (296, 68607), (297, 68376), (308, 65934), (324, 62678), (333, 60984), (363, 55944), (378, 53724), (396, 51282), (407, 49896), (444, 45738), (462, 43956), (484, 41958), (504, 40293), (518, 39204), (567, 35816), (594, 34188), (616, 32967), (648, 31339), (666, 30492), (693, 29304), (726, 27972), (756, 26862), (777, 26136), (792, 25641), (814, 24948), (847, 23976), (888, 22869), (891, 22792), (924, 21978), (968, 20979), (999, 20328), (1036, 19602), (1089, 18648), (1134, 17908), (1188, 17094), (1221, 16632), (1332, 15246), (1386, 14652), (1452, 13986), (1512, 13431), (1554, 13068), (1628, 12474), (1694, 11988), (1782, 11396), (1848, 10989), (1998, 10164), (2072, 9801), (2079, 9768), (2178, 9324), (2268, 8954), (2331, 8712), (2376, 8547), (2442, 8316), (2541, 7992), (2664, 7623), (2772, 7326), (2849, 7128), (2904, 6993), (2997, 6776), (3108, 6534), (3256, 6237), (3267, 6216), (3388, 5994), (3564, 5698), (3663, 5544), (3996, 5082), (4158, 4884), (4356, 4662), (4477, 4536)]