163209420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2716

約数の個数: 144

約数和(自身を含む): 557706240

約数和(自身を除く): 394496820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1705, 1860, 1980, 2046, 2659, 2790, 3069, 3410, 4092, 5115, 5318, 5580, 6138, 6820, 7977, 10230, 10636, 12276, 13295, 15345, 15954, 20460, 23931, 26590, 29249, 30690, 31908, 39885, 47862, 53180, 58498, 61380, 79770, 82429, 87747, 95724, 116996, 119655, 146245, 159540, 164858, 175494, 239310, 247287, 263241, 292490, 329716, 350988, 412145, 438735, 478620, 494574, 526482, 584980, 741861, 824290, 877470, 906719, 989148, 1052964, 1236435, 1316205, 1483722, 1648580, 1754940, 1813438, 2472870, 2632410, 2720157, 2967444, 3626876, 3709305, 4533595, 4945740, 5264820, 5440314, 7418610, 8160471, 9067190, 10880628, 13600785, 14837220, 16320942, 18134380, 27201570, 32641884, 40802355, 54403140, 81604710, 163209420]

約数ペア:

[(1, 163209420), (2, 81604710), (3, 54403140), (4, 40802355), (5, 32641884), (6, 27201570), (9, 18134380), (10, 16320942), (11, 14837220), (12, 13600785), (15, 10880628), (18, 9067190), (20, 8160471), (22, 7418610), (30, 5440314), (31, 5264820), (33, 4945740), (36, 4533595), (44, 3709305), (45, 3626876), (55, 2967444), (60, 2720157), (62, 2632410), (66, 2472870), (90, 1813438), (93, 1754940), (99, 1648580), (110, 1483722), (124, 1316205), (132, 1236435), (155, 1052964), (165, 989148), (180, 906719), (186, 877470), (198, 824290), (220, 741861), (279, 584980), (310, 526482), (330, 494574), (341, 478620), (372, 438735), (396, 412145), (465, 350988), (495, 329716), (558, 292490), (620, 263241), (660, 247287), (682, 239310), (930, 175494), (990, 164858), (1023, 159540), (1116, 146245), (1364, 119655), (1395, 116996), (1705, 95724), (1860, 87747), (1980, 82429), (2046, 79770), (2659, 61380), (2790, 58498), (3069, 53180), (3410, 47862), (4092, 39885), (5115, 31908), (5318, 30690), (5580, 29249), (6138, 26590), (6820, 23931), (7977, 20460), (10230, 15954), (10636, 15345), (12276, 13295)]