320625228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2609}}^1$

素因数の和:2660

約数の個数: 144

約数和(自身を含む): 999734400

約数和(自身を除く): 679109172

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 49, 57, 66, 76, 77, 84, 98, 114, 132, 133, 147, 154, 196, 209, 228, 231, 266, 294, 308, 399, 418, 462, 532, 539, 588, 627, 798, 836, 924, 931, 1078, 1254, 1463, 1596, 1617, 1862, 2156, 2508, 2609, 2793, 2926, 3234, 3724, 4389, 5218, 5586, 5852, 6468, 7827, 8778, 10241, 10436, 11172, 15654, 17556, 18263, 20482, 28699, 30723, 31308, 36526, 40964, 49571, 54789, 57398, 61446, 73052, 86097, 99142, 109578, 114796, 122892, 127841, 148713, 172194, 198284, 200893, 219156, 255682, 297426, 344388, 346997, 383523, 401786, 511364, 545281, 594852, 602679, 693994, 767046, 803572, 1040991, 1090562, 1205358, 1387988, 1406251, 1534092, 1635843, 2081982, 2181124, 2410716, 2428979, 2812502, 3271686, 3816967, 4163964, 4218753, 4857958, 5625004, 6543372, 7286937, 7633934, 8437506, 9715916, 11450901, 14573874, 15267868, 16875012, 22901802, 26718769, 29147748, 45803604, 53437538, 80156307, 106875076, 160312614, 320625228]

約数ペア:

[(1, 320625228), (2, 160312614), (3, 106875076), (4, 80156307), (6, 53437538), (7, 45803604), (11, 29147748), (12, 26718769), (14, 22901802), (19, 16875012), (21, 15267868), (22, 14573874), (28, 11450901), (33, 9715916), (38, 8437506), (42, 7633934), (44, 7286937), (49, 6543372), (57, 5625004), (66, 4857958), (76, 4218753), (77, 4163964), (84, 3816967), (98, 3271686), (114, 2812502), (132, 2428979), (133, 2410716), (147, 2181124), (154, 2081982), (196, 1635843), (209, 1534092), (228, 1406251), (231, 1387988), (266, 1205358), (294, 1090562), (308, 1040991), (399, 803572), (418, 767046), (462, 693994), (532, 602679), (539, 594852), (588, 545281), (627, 511364), (798, 401786), (836, 383523), (924, 346997), (931, 344388), (1078, 297426), (1254, 255682), (1463, 219156), (1596, 200893), (1617, 198284), (1862, 172194), (2156, 148713), (2508, 127841), (2609, 122892), (2793, 114796), (2926, 109578), (3234, 99142), (3724, 86097), (4389, 73052), (5218, 61446), (5586, 57398), (5852, 54789), (6468, 49571), (7827, 40964), (8778, 36526), (10241, 31308), (10436, 30723), (11172, 28699), (15654, 20482), (17556, 18263)]