73981008

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 224235648

約数和(自身を除く): 150254640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 47, 48, 51, 68, 72, 94, 102, 136, 141, 144, 153, 188, 204, 272, 282, 306, 376, 408, 423, 564, 612, 643, 752, 799, 816, 846, 1128, 1224, 1286, 1598, 1692, 1929, 2256, 2397, 2448, 2572, 3196, 3384, 3858, 4794, 5144, 5787, 6392, 6768, 7191, 7716, 9588, 10288, 10931, 11574, 12784, 14382, 15432, 19176, 21862, 23148, 28764, 30221, 30864, 32793, 38352, 43724, 46296, 57528, 60442, 65586, 87448, 90663, 92592, 98379, 115056, 120884, 131172, 174896, 181326, 196758, 241768, 262344, 271989, 362652, 393516, 483536, 513757, 524688, 543978, 725304, 787032, 1027514, 1087956, 1450608, 1541271, 1574064, 2055028, 2175912, 3082542, 4110056, 4351824, 4623813, 6165084, 8220112, 9247626, 12330168, 18495252, 24660336, 36990504, 73981008]

約数ペア:

[(1, 73981008), (2, 36990504), (3, 24660336), (4, 18495252), (6, 12330168), (8, 9247626), (9, 8220112), (12, 6165084), (16, 4623813), (17, 4351824), (18, 4110056), (24, 3082542), (34, 2175912), (36, 2055028), (47, 1574064), (48, 1541271), (51, 1450608), (68, 1087956), (72, 1027514), (94, 787032), (102, 725304), (136, 543978), (141, 524688), (144, 513757), (153, 483536), (188, 393516), (204, 362652), (272, 271989), (282, 262344), (306, 241768), (376, 196758), (408, 181326), (423, 174896), (564, 131172), (612, 120884), (643, 115056), (752, 98379), (799, 92592), (816, 90663), (846, 87448), (1128, 65586), (1224, 60442), (1286, 57528), (1598, 46296), (1692, 43724), (1929, 38352), (2256, 32793), (2397, 30864), (2448, 30221), (2572, 28764), (3196, 23148), (3384, 21862), (3858, 19176), (4794, 15432), (5144, 14382), (5787, 12784), (6392, 11574), (6768, 10931), (7191, 10288), (7716, 9588)]