258528060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10799}}^1$

素因数の和:10840

約数の個数: 144

約数和(自身を含む): 943488000

約数和(自身を除く): 684959940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 10799, 11970, 21598, 23940, 32397, 43196, 53995, 64794, 75593, 97191, 107990, 129588, 151186, 161985, 194382, 205181, 215980, 226779, 302372, 323970, 377965, 388764, 410362, 453558, 485955, 615543, 647940, 680337, 755930, 820724, 907116, 971910, 1025905, 1133895, 1231086, 1360674, 1436267, 1511860, 1846629, 1943820, 2051810, 2267790, 2462172, 2721348, 2872534, 3077715, 3401685, 3693258, 4103620, 4308801, 4535580, 5745068, 6155430, 6803370, 7181335, 7386516, 8617602, 9233145, 12310860, 12926403, 13606740, 14362670, 17235204, 18466290, 21544005, 25852806, 28725340, 36932580, 43088010, 51705612, 64632015, 86176020, 129264030, 258528060]

約数ペア:

[(1, 258528060), (2, 129264030), (3, 86176020), (4, 64632015), (5, 51705612), (6, 43088010), (7, 36932580), (9, 28725340), (10, 25852806), (12, 21544005), (14, 18466290), (15, 17235204), (18, 14362670), (19, 13606740), (20, 12926403), (21, 12310860), (28, 9233145), (30, 8617602), (35, 7386516), (36, 7181335), (38, 6803370), (42, 6155430), (45, 5745068), (57, 4535580), (60, 4308801), (63, 4103620), (70, 3693258), (76, 3401685), (84, 3077715), (90, 2872534), (95, 2721348), (105, 2462172), (114, 2267790), (126, 2051810), (133, 1943820), (140, 1846629), (171, 1511860), (180, 1436267), (190, 1360674), (210, 1231086), (228, 1133895), (252, 1025905), (266, 971910), (285, 907116), (315, 820724), (342, 755930), (380, 680337), (399, 647940), (420, 615543), (532, 485955), (570, 453558), (630, 410362), (665, 388764), (684, 377965), (798, 323970), (855, 302372), (1140, 226779), (1197, 215980), (1260, 205181), (1330, 194382), (1596, 161985), (1710, 151186), (1995, 129588), (2394, 107990), (2660, 97191), (3420, 75593), (3990, 64794), (4788, 53995), (5985, 43196), (7980, 32397), (10799, 23940), (11970, 21598)]