20892420240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{39551}}^1$

素因数の和:39669

約数の個数: 160

約数和(自身を含む): 67799089152

約数和(自身を除く): 46906668912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 71, 80, 93, 120, 124, 142, 155, 186, 213, 240, 248, 284, 310, 355, 372, 426, 465, 496, 568, 620, 710, 744, 852, 930, 1065, 1136, 1240, 1420, 1488, 1704, 1860, 2130, 2201, 2480, 2840, 3408, 3720, 4260, 4402, 5680, 6603, 7440, 8520, 8804, 11005, 13206, 17040, 17608, 22010, 26412, 33015, 35216, 39551, 44020, 52824, 66030, 79102, 88040, 105648, 118653, 132060, 158204, 176080, 197755, 237306, 264120, 316408, 395510, 474612, 528240, 593265, 632816, 791020, 949224, 1186530, 1226081, 1582040, 1898448, 2373060, 2452162, 2808121, 3164080, 3678243, 4746120, 4904324, 5616242, 6130405, 7356486, 8424363, 9492240, 9808648, 11232484, 12260810, 14040605, 14712972, 16848726, 18391215, 19617296, 22464968, 24521620, 28081210, 29425944, 33697452, 36782430, 42121815, 44929936, 49043240, 56162420, 58851888, 67394904, 73564860, 84243630, 87051751, 98086480, 112324840, 134789808, 147129720, 168487260, 174103502, 224649680, 261155253, 294259440, 336974520, 348207004, 435258755, 522310506, 673949040, 696414008, 870517510, 1044621012, 1305776265, 1392828016, 1741035020, 2089242024, 2611552530, 3482070040, 4178484048, 5223105060, 6964140080, 10446210120, 20892420240]

約数ペア:

[(1, 20892420240), (2, 10446210120), (3, 6964140080), (4, 5223105060), (5, 4178484048), (6, 3482070040), (8, 2611552530), (10, 2089242024), (12, 1741035020), (15, 1392828016), (16, 1305776265), (20, 1044621012), (24, 870517510), (30, 696414008), (31, 673949040), (40, 522310506), (48, 435258755), (60, 348207004), (62, 336974520), (71, 294259440), (80, 261155253), (93, 224649680), (120, 174103502), (124, 168487260), (142, 147129720), (155, 134789808), (186, 112324840), (213, 98086480), (240, 87051751), (248, 84243630), (284, 73564860), (310, 67394904), (355, 58851888), (372, 56162420), (426, 49043240), (465, 44929936), (496, 42121815), (568, 36782430), (620, 33697452), (710, 29425944), (744, 28081210), (852, 24521620), (930, 22464968), (1065, 19617296), (1136, 18391215), (1240, 16848726), (1420, 14712972), (1488, 14040605), (1704, 12260810), (1860, 11232484), (2130, 9808648), (2201, 9492240), (2480, 8424363), (2840, 7356486), (3408, 6130405), (3720, 5616242), (4260, 4904324), (4402, 4746120), (5680, 3678243), (6603, 3164080), (7440, 2808121), (8520, 2452162), (8804, 2373060), (11005, 1898448), (13206, 1582040), (17040, 1226081), (17608, 1186530), (22010, 949224), (26412, 791020), (33015, 632816), (35216, 593265), (39551, 528240), (44020, 474612), (52824, 395510), (66030, 316408), (79102, 264120), (88040, 237306), (105648, 197755), (118653, 176080), (132060, 158204)]