620513838

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1679

約数の個数: 128

約数和(自身を含む): 1697034240

約数和(自身を除く): 1076520402

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 61, 63, 102, 119, 122, 126, 153, 183, 189, 238, 306, 357, 366, 378, 427, 459, 549, 714, 854, 918, 1037, 1071, 1098, 1281, 1583, 1647, 2074, 2142, 2562, 3111, 3166, 3213, 3294, 3843, 4749, 6222, 6426, 7259, 7686, 9333, 9498, 11081, 11529, 14247, 14518, 18666, 21777, 22162, 23058, 26911, 27999, 28494, 33243, 42741, 43554, 53822, 55998, 65331, 66486, 80733, 85482, 96563, 99729, 130662, 161466, 188377, 193126, 195993, 199458, 242199, 289689, 299187, 376754, 391986, 484398, 565131, 579378, 598374, 675941, 726597, 869067, 1130262, 1351882, 1453194, 1641571, 1695393, 1738134, 2027823, 2607201, 3283142, 3390786, 4055646, 4924713, 5086179, 5214402, 6083469, 9849426, 10172358, 11490997, 12166938, 14774139, 18250407, 22981994, 29548278, 34472991, 36500814, 44322417, 68945982, 88644834, 103418973, 206837946, 310256919, 620513838]

約数ペア:

[(1, 620513838), (2, 310256919), (3, 206837946), (6, 103418973), (7, 88644834), (9, 68945982), (14, 44322417), (17, 36500814), (18, 34472991), (21, 29548278), (27, 22981994), (34, 18250407), (42, 14774139), (51, 12166938), (54, 11490997), (61, 10172358), (63, 9849426), (102, 6083469), (119, 5214402), (122, 5086179), (126, 4924713), (153, 4055646), (183, 3390786), (189, 3283142), (238, 2607201), (306, 2027823), (357, 1738134), (366, 1695393), (378, 1641571), (427, 1453194), (459, 1351882), (549, 1130262), (714, 869067), (854, 726597), (918, 675941), (1037, 598374), (1071, 579378), (1098, 565131), (1281, 484398), (1583, 391986), (1647, 376754), (2074, 299187), (2142, 289689), (2562, 242199), (3111, 199458), (3166, 195993), (3213, 193126), (3294, 188377), (3843, 161466), (4749, 130662), (6222, 99729), (6426, 96563), (7259, 85482), (7686, 80733), (9333, 66486), (9498, 65331), (11081, 55998), (11529, 53822), (14247, 43554), (14518, 42741), (18666, 33243), (21777, 28494), (22162, 27999), (23058, 26911)]