15185940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:222

約数の個数: 192

約数和(自身を含む): 56125440

約数和(自身を除く): 40939500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 140, 154, 165, 173, 190, 209, 210, 220, 228, 231, 266, 285, 308, 330, 346, 380, 385, 399, 418, 420, 462, 519, 532, 570, 627, 660, 665, 692, 770, 798, 836, 865, 924, 1038, 1045, 1140, 1155, 1211, 1254, 1330, 1463, 1540, 1596, 1730, 1903, 1995, 2076, 2090, 2310, 2422, 2508, 2595, 2660, 2926, 3135, 3287, 3460, 3633, 3806, 3990, 4180, 4389, 4620, 4844, 5190, 5709, 5852, 6055, 6270, 6574, 7266, 7315, 7612, 7980, 8778, 9515, 9861, 10380, 11418, 12110, 12540, 13148, 13321, 14532, 14630, 16435, 17556, 18165, 19030, 19722, 21945, 22836, 23009, 24220, 26642, 28545, 29260, 32870, 36157, 36330, 38060, 39444, 39963, 43890, 46018, 49305, 53284, 57090, 65740, 66605, 69027, 72314, 72660, 79926, 87780, 92036, 98610, 108471, 114180, 115045, 133210, 138054, 144628, 159852, 180785, 197220, 199815, 216942, 230090, 253099, 266420, 276108, 345135, 361570, 399630, 433884, 460180, 506198, 542355, 690270, 723140, 759297, 799260, 1012396, 1084710, 1265495, 1380540, 1518594, 2169420, 2530990, 3037188, 3796485, 5061980, 7592970, 15185940]

約数ペア:

[(1, 15185940), (2, 7592970), (3, 5061980), (4, 3796485), (5, 3037188), (6, 2530990), (7, 2169420), (10, 1518594), (11, 1380540), (12, 1265495), (14, 1084710), (15, 1012396), (19, 799260), (20, 759297), (21, 723140), (22, 690270), (28, 542355), (30, 506198), (33, 460180), (35, 433884), (38, 399630), (42, 361570), (44, 345135), (55, 276108), (57, 266420), (60, 253099), (66, 230090), (70, 216942), (76, 199815), (77, 197220), (84, 180785), (95, 159852), (105, 144628), (110, 138054), (114, 133210), (132, 115045), (133, 114180), (140, 108471), (154, 98610), (165, 92036), (173, 87780), (190, 79926), (209, 72660), (210, 72314), (220, 69027), (228, 66605), (231, 65740), (266, 57090), (285, 53284), (308, 49305), (330, 46018), (346, 43890), (380, 39963), (385, 39444), (399, 38060), (418, 36330), (420, 36157), (462, 32870), (519, 29260), (532, 28545), (570, 26642), (627, 24220), (660, 23009), (665, 22836), (692, 21945), (770, 19722), (798, 19030), (836, 18165), (865, 17556), (924, 16435), (1038, 14630), (1045, 14532), (1140, 13321), (1155, 13148), (1211, 12540), (1254, 12110), (1330, 11418), (1463, 10380), (1540, 9861), (1596, 9515), (1730, 8778), (1903, 7980), (1995, 7612), (2076, 7315), (2090, 7266), (2310, 6574), (2422, 6270), (2508, 6055), (2595, 5852), (2660, 5709), (2926, 5190), (3135, 4844), (3287, 4620), (3460, 4389), (3633, 4180), (3806, 3990)]