15888180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 58705920

約数和(自身を除く): 42817740

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, 181, 190, 209, 210, 220, 228, 231, 266, 285, 308, 330, 362, 380, 385, 399, 418, 420, 462, 532, 543, 570, 627, 660, 665, 724, 770, 798, 836, 905, 924, 1045, 1086, 1140, 1155, 1254, 1267, 1330, 1463, 1540, 1596, 1810, 1991, 1995, 2090, 2172, 2310, 2508, 2534, 2660, 2715, 2926, 3135, 3439, 3620, 3801, 3982, 3990, 4180, 4389, 4620, 5068, 5430, 5852, 5973, 6270, 6335, 6878, 7315, 7602, 7964, 7980, 8778, 9955, 10317, 10860, 11946, 12540, 12670, 13756, 13937, 14630, 15204, 17195, 17556, 19005, 19910, 20634, 21945, 23892, 24073, 25340, 27874, 29260, 29865, 34390, 37829, 38010, 39820, 41268, 41811, 43890, 48146, 51585, 55748, 59730, 68780, 69685, 72219, 75658, 76020, 83622, 87780, 96292, 103170, 113487, 119460, 120365, 139370, 144438, 151316, 167244, 189145, 206340, 209055, 226974, 240730, 264803, 278740, 288876, 361095, 378290, 418110, 453948, 481460, 529606, 567435, 722190, 756580, 794409, 836220, 1059212, 1134870, 1324015, 1444380, 1588818, 2269740, 2648030, 3177636, 3972045, 5296060, 7944090, 15888180]

約数ペア:

[(1, 15888180), (2, 7944090), (3, 5296060), (4, 3972045), (5, 3177636), (6, 2648030), (7, 2269740), (10, 1588818), (11, 1444380), (12, 1324015), (14, 1134870), (15, 1059212), (19, 836220), (20, 794409), (21, 756580), (22, 722190), (28, 567435), (30, 529606), (33, 481460), (35, 453948), (38, 418110), (42, 378290), (44, 361095), (55, 288876), (57, 278740), (60, 264803), (66, 240730), (70, 226974), (76, 209055), (77, 206340), (84, 189145), (95, 167244), (105, 151316), (110, 144438), (114, 139370), (132, 120365), (133, 119460), (140, 113487), (154, 103170), (165, 96292), (181, 87780), (190, 83622), (209, 76020), (210, 75658), (220, 72219), (228, 69685), (231, 68780), (266, 59730), (285, 55748), (308, 51585), (330, 48146), (362, 43890), (380, 41811), (385, 41268), (399, 39820), (418, 38010), (420, 37829), (462, 34390), (532, 29865), (543, 29260), (570, 27874), (627, 25340), (660, 24073), (665, 23892), (724, 21945), (770, 20634), (798, 19910), (836, 19005), (905, 17556), (924, 17195), (1045, 15204), (1086, 14630), (1140, 13937), (1155, 13756), (1254, 12670), (1267, 12540), (1330, 11946), (1463, 10860), (1540, 10317), (1596, 9955), (1810, 8778), (1991, 7980), (1995, 7964), (2090, 7602), (2172, 7315), (2310, 6878), (2508, 6335), (2534, 6270), (2660, 5973), (2715, 5852), (2926, 5430), (3135, 5068), (3439, 4620), (3620, 4389), (3801, 4180), (3982, 3990)]