779469680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{46619}}^1$

素因数の和:46662

約数の個数: 80

約数和(自身を含む): 2081116800

約数和(自身を除く): 1301647120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 16720, 46619, 93238, 186476, 233095, 372952, 466190, 512809, 745904, 885761, 932380, 1025618, 1771522, 1864760, 2051236, 2564045, 3543044, 3729520, 4102472, 4428805, 5128090, 7086088, 8204944, 8857610, 9743371, 10256180, 14172176, 17715220, 19486742, 20512360, 35430440, 38973484, 41024720, 48716855, 70860880, 77946968, 97433710, 155893936, 194867420, 389734840, 779469680]

約数ペア:

[(1, 779469680), (2, 389734840), (4, 194867420), (5, 155893936), (8, 97433710), (10, 77946968), (11, 70860880), (16, 48716855), (19, 41024720), (20, 38973484), (22, 35430440), (38, 20512360), (40, 19486742), (44, 17715220), (55, 14172176), (76, 10256180), (80, 9743371), (88, 8857610), (95, 8204944), (110, 7086088), (152, 5128090), (176, 4428805), (190, 4102472), (209, 3729520), (220, 3543044), (304, 2564045), (380, 2051236), (418, 1864760), (440, 1771522), (760, 1025618), (836, 932380), (880, 885761), (1045, 745904), (1520, 512809), (1672, 466190), (2090, 372952), (3344, 233095), (4180, 186476), (8360, 93238), (16720, 46619)]