68976240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 225509376

約数和(自身を除く): 156533136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 73, 80, 93, 120, 124, 127, 146, 155, 186, 219, 240, 248, 254, 292, 310, 365, 372, 381, 438, 465, 496, 508, 584, 620, 635, 730, 744, 762, 876, 930, 1016, 1095, 1168, 1240, 1270, 1460, 1488, 1524, 1752, 1860, 1905, 2032, 2190, 2263, 2480, 2540, 2920, 3048, 3504, 3720, 3810, 3937, 4380, 4526, 5080, 5840, 6096, 6789, 7440, 7620, 7874, 8760, 9052, 9271, 10160, 11315, 11811, 13578, 15240, 15748, 17520, 18104, 18542, 19685, 22630, 23622, 27156, 27813, 30480, 31496, 33945, 36208, 37084, 39370, 45260, 46355, 47244, 54312, 55626, 59055, 62992, 67890, 74168, 78740, 90520, 92710, 94488, 108624, 111252, 118110, 135780, 139065, 148336, 157480, 181040, 185420, 188976, 222504, 236220, 271560, 278130, 287401, 314960, 370840, 445008, 472440, 543120, 556260, 574802, 741680, 862203, 944880, 1112520, 1149604, 1437005, 1724406, 2225040, 2299208, 2874010, 3448812, 4311015, 4598416, 5748020, 6897624, 8622030, 11496040, 13795248, 17244060, 22992080, 34488120, 68976240]

約数ペア:

[(1, 68976240), (2, 34488120), (3, 22992080), (4, 17244060), (5, 13795248), (6, 11496040), (8, 8622030), (10, 6897624), (12, 5748020), (15, 4598416), (16, 4311015), (20, 3448812), (24, 2874010), (30, 2299208), (31, 2225040), (40, 1724406), (48, 1437005), (60, 1149604), (62, 1112520), (73, 944880), (80, 862203), (93, 741680), (120, 574802), (124, 556260), (127, 543120), (146, 472440), (155, 445008), (186, 370840), (219, 314960), (240, 287401), (248, 278130), (254, 271560), (292, 236220), (310, 222504), (365, 188976), (372, 185420), (381, 181040), (438, 157480), (465, 148336), (496, 139065), (508, 135780), (584, 118110), (620, 111252), (635, 108624), (730, 94488), (744, 92710), (762, 90520), (876, 78740), (930, 74168), (1016, 67890), (1095, 62992), (1168, 59055), (1240, 55626), (1270, 54312), (1460, 47244), (1488, 46355), (1524, 45260), (1752, 39370), (1860, 37084), (1905, 36208), (2032, 33945), (2190, 31496), (2263, 30480), (2480, 27813), (2540, 27156), (2920, 23622), (3048, 22630), (3504, 19685), (3720, 18542), (3810, 18104), (3937, 17520), (4380, 15748), (4526, 15240), (5080, 13578), (5840, 11811), (6096, 11315), (6789, 10160), (7440, 9271), (7620, 9052), (7874, 8760)]