31705740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 106928640

約数和(自身を除く): 75222900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 67, 90, 99, 110, 132, 134, 165, 180, 198, 201, 220, 239, 268, 330, 335, 396, 402, 478, 495, 603, 660, 670, 717, 737, 804, 956, 990, 1005, 1195, 1206, 1340, 1434, 1474, 1980, 2010, 2151, 2211, 2390, 2412, 2629, 2868, 2948, 3015, 3585, 3685, 4020, 4302, 4422, 4780, 5258, 6030, 6633, 7170, 7370, 7887, 8604, 8844, 10516, 10755, 11055, 12060, 13145, 13266, 14340, 14740, 15774, 16013, 21510, 22110, 23661, 26290, 26532, 31548, 32026, 33165, 39435, 43020, 44220, 47322, 48039, 52580, 64052, 66330, 78870, 80065, 94644, 96078, 118305, 132660, 144117, 157740, 160130, 176143, 192156, 236610, 240195, 288234, 320260, 352286, 473220, 480390, 528429, 576468, 704572, 720585, 880715, 960780, 1056858, 1441170, 1585287, 1761430, 2113716, 2642145, 2882340, 3170574, 3522860, 5284290, 6341148, 7926435, 10568580, 15852870, 31705740]

約数ペア:

[(1, 31705740), (2, 15852870), (3, 10568580), (4, 7926435), (5, 6341148), (6, 5284290), (9, 3522860), (10, 3170574), (11, 2882340), (12, 2642145), (15, 2113716), (18, 1761430), (20, 1585287), (22, 1441170), (30, 1056858), (33, 960780), (36, 880715), (44, 720585), (45, 704572), (55, 576468), (60, 528429), (66, 480390), (67, 473220), (90, 352286), (99, 320260), (110, 288234), (132, 240195), (134, 236610), (165, 192156), (180, 176143), (198, 160130), (201, 157740), (220, 144117), (239, 132660), (268, 118305), (330, 96078), (335, 94644), (396, 80065), (402, 78870), (478, 66330), (495, 64052), (603, 52580), (660, 48039), (670, 47322), (717, 44220), (737, 43020), (804, 39435), (956, 33165), (990, 32026), (1005, 31548), (1195, 26532), (1206, 26290), (1340, 23661), (1434, 22110), (1474, 21510), (1980, 16013), (2010, 15774), (2151, 14740), (2211, 14340), (2390, 13266), (2412, 13145), (2629, 12060), (2868, 11055), (2948, 10755), (3015, 10516), (3585, 8844), (3685, 8604), (4020, 7887), (4302, 7370), (4422, 7170), (4780, 6633), (5258, 6030)]