30800880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3889}}^1$

素因数の和:3919

約数の個数: 120

約数和(自身を含む): 112872240

約数和(自身を除く): 82071360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3889, 3960, 7778, 7920, 11667, 15556, 19445, 23334, 31112, 35001, 38890, 42779, 46668, 58335, 62224, 70002, 77780, 85558, 93336, 116670, 128337, 140004, 155560, 171116, 175005, 186672, 213895, 233340, 256674, 280008, 311120, 342232, 350010, 385011, 427790, 466680, 513348, 560016, 641685, 684464, 700020, 770022, 855580, 933360, 1026696, 1283370, 1400040, 1540044, 1711160, 1925055, 2053392, 2566740, 2800080, 3080088, 3422320, 3850110, 5133480, 6160176, 7700220, 10266960, 15400440, 30800880]

約数ペア:

[(1, 30800880), (2, 15400440), (3, 10266960), (4, 7700220), (5, 6160176), (6, 5133480), (8, 3850110), (9, 3422320), (10, 3080088), (11, 2800080), (12, 2566740), (15, 2053392), (16, 1925055), (18, 1711160), (20, 1540044), (22, 1400040), (24, 1283370), (30, 1026696), (33, 933360), (36, 855580), (40, 770022), (44, 700020), (45, 684464), (48, 641685), (55, 560016), (60, 513348), (66, 466680), (72, 427790), (80, 385011), (88, 350010), (90, 342232), (99, 311120), (110, 280008), (120, 256674), (132, 233340), (144, 213895), (165, 186672), (176, 175005), (180, 171116), (198, 155560), (220, 140004), (240, 128337), (264, 116670), (330, 93336), (360, 85558), (396, 77780), (440, 70002), (495, 62224), (528, 58335), (660, 46668), (720, 42779), (792, 38890), (880, 35001), (990, 31112), (1320, 23334), (1584, 19445), (1980, 15556), (2640, 11667), (3889, 7920), (3960, 7778)]