68919080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 174960000

約数和(自身を除く): 106040920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 53, 58, 59, 76, 95, 106, 116, 118, 145, 152, 190, 212, 232, 236, 265, 290, 295, 380, 424, 472, 530, 551, 580, 590, 760, 1007, 1060, 1102, 1121, 1160, 1180, 1537, 1711, 2014, 2120, 2204, 2242, 2360, 2755, 3074, 3127, 3422, 4028, 4408, 4484, 5035, 5510, 5605, 6148, 6254, 6844, 7685, 8056, 8555, 8968, 10070, 11020, 11210, 12296, 12508, 13688, 15370, 15635, 17110, 20140, 22040, 22420, 25016, 29203, 30740, 31270, 32509, 34220, 40280, 44840, 58406, 59413, 61480, 62540, 65018, 68440, 90683, 116812, 118826, 125080, 130036, 146015, 162545, 181366, 233624, 237652, 260072, 292030, 297065, 325090, 362732, 453415, 475304, 584060, 594130, 650180, 725464, 906830, 1168120, 1188260, 1300360, 1722977, 1813660, 2376520, 3445954, 3627320, 6891908, 8614885, 13783816, 17229770, 34459540, 68919080]

約数ペア:

[(1, 68919080), (2, 34459540), (4, 17229770), (5, 13783816), (8, 8614885), (10, 6891908), (19, 3627320), (20, 3445954), (29, 2376520), (38, 1813660), (40, 1722977), (53, 1300360), (58, 1188260), (59, 1168120), (76, 906830), (95, 725464), (106, 650180), (116, 594130), (118, 584060), (145, 475304), (152, 453415), (190, 362732), (212, 325090), (232, 297065), (236, 292030), (265, 260072), (290, 237652), (295, 233624), (380, 181366), (424, 162545), (472, 146015), (530, 130036), (551, 125080), (580, 118826), (590, 116812), (760, 90683), (1007, 68440), (1060, 65018), (1102, 62540), (1121, 61480), (1160, 59413), (1180, 58406), (1537, 44840), (1711, 40280), (2014, 34220), (2120, 32509), (2204, 31270), (2242, 30740), (2360, 29203), (2755, 25016), (3074, 22420), (3127, 22040), (3422, 20140), (4028, 17110), (4408, 15635), (4484, 15370), (5035, 13688), (5510, 12508), (5605, 12296), (6148, 11210), (6254, 11020), (6844, 10070), (7685, 8968), (8056, 8555)]