205780260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 702535680

約数和(自身を除く): 496755420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 107, 114, 133, 140, 190, 210, 214, 228, 241, 266, 285, 321, 380, 399, 420, 428, 482, 532, 535, 570, 642, 665, 723, 749, 798, 964, 1070, 1140, 1205, 1284, 1330, 1446, 1498, 1596, 1605, 1687, 1995, 2033, 2140, 2247, 2410, 2660, 2892, 2996, 3210, 3374, 3615, 3745, 3990, 4066, 4494, 4579, 4820, 5061, 6099, 6420, 6748, 7230, 7490, 7980, 8132, 8435, 8988, 9158, 10122, 10165, 11235, 12198, 13737, 14231, 14460, 14980, 16870, 18316, 20244, 20330, 22470, 22895, 24396, 25305, 25787, 27474, 28462, 30495, 32053, 33740, 40660, 42693, 44940, 45790, 50610, 51574, 54948, 56924, 60990, 64106, 68685, 71155, 77361, 85386, 91580, 96159, 101220, 103148, 121980, 128212, 128935, 137370, 142310, 154722, 160265, 170772, 180509, 192318, 213465, 257870, 274740, 284620, 309444, 320530, 361018, 384636, 386805, 426930, 480795, 489953, 515740, 541527, 641060, 722036, 773610, 853860, 902545, 961590, 979906, 1083054, 1469859, 1547220, 1805090, 1923180, 1959812, 2166108, 2449765, 2707635, 2939718, 3429671, 3610180, 4899530, 5415270, 5879436, 6859342, 7349295, 9799060, 10289013, 10830540, 13718684, 14698590, 17148355, 20578026, 29397180, 34296710, 41156052, 51445065, 68593420, 102890130, 205780260]

約数ペア:

[(1, 205780260), (2, 102890130), (3, 68593420), (4, 51445065), (5, 41156052), (6, 34296710), (7, 29397180), (10, 20578026), (12, 17148355), (14, 14698590), (15, 13718684), (19, 10830540), (20, 10289013), (21, 9799060), (28, 7349295), (30, 6859342), (35, 5879436), (38, 5415270), (42, 4899530), (57, 3610180), (60, 3429671), (70, 2939718), (76, 2707635), (84, 2449765), (95, 2166108), (105, 1959812), (107, 1923180), (114, 1805090), (133, 1547220), (140, 1469859), (190, 1083054), (210, 979906), (214, 961590), (228, 902545), (241, 853860), (266, 773610), (285, 722036), (321, 641060), (380, 541527), (399, 515740), (420, 489953), (428, 480795), (482, 426930), (532, 386805), (535, 384636), (570, 361018), (642, 320530), (665, 309444), (723, 284620), (749, 274740), (798, 257870), (964, 213465), (1070, 192318), (1140, 180509), (1205, 170772), (1284, 160265), (1330, 154722), (1446, 142310), (1498, 137370), (1596, 128935), (1605, 128212), (1687, 121980), (1995, 103148), (2033, 101220), (2140, 96159), (2247, 91580), (2410, 85386), (2660, 77361), (2892, 71155), (2996, 68685), (3210, 64106), (3374, 60990), (3615, 56924), (3745, 54948), (3990, 51574), (4066, 50610), (4494, 45790), (4579, 44940), (4820, 42693), (5061, 40660), (6099, 33740), (6420, 32053), (6748, 30495), (7230, 28462), (7490, 27474), (7980, 25787), (8132, 25305), (8435, 24396), (8988, 22895), (9158, 22470), (10122, 20330), (10165, 20244), (11235, 18316), (12198, 16870), (13737, 14980), (14231, 14460)]