217465652008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1\times {\mathrm{30697}}^1$

素因数の和:30975

約数の個数: 96

約数和(自身を含む): 471580220160

約数和(自身を除く): 254114568152

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 223, 361, 418, 446, 722, 836, 892, 1444, 1672, 1784, 2453, 2888, 3971, 4237, 4906, 7942, 8474, 9812, 15884, 16948, 19624, 30697, 31768, 33896, 46607, 61394, 80503, 93214, 122788, 161006, 186428, 245576, 322012, 337667, 372856, 583243, 644024, 675334, 885533, 1166486, 1350668, 1771066, 2332972, 2701336, 3542132, 4665944, 6415673, 6845431, 7084264, 11081617, 12831346, 13690862, 22163234, 25662692, 27381724, 44326468, 51325384, 54763448, 75299741, 88652936, 121897787, 130063189, 150599482, 243795574, 260126378, 301198964, 487591148, 520252756, 602397928, 975182296, 1040505512, 1430695079, 2471200591, 2861390158, 4942401182, 5722780316, 9884802364, 11445560632, 19769604728, 27183206501, 54366413002, 108732826004, 217465652008]

約数ペア:

[(1, 217465652008), (2, 108732826004), (4, 54366413002), (8, 27183206501), (11, 19769604728), (19, 11445560632), (22, 9884802364), (38, 5722780316), (44, 4942401182), (76, 2861390158), (88, 2471200591), (152, 1430695079), (209, 1040505512), (223, 975182296), (361, 602397928), (418, 520252756), (446, 487591148), (722, 301198964), (836, 260126378), (892, 243795574), (1444, 150599482), (1672, 130063189), (1784, 121897787), (2453, 88652936), (2888, 75299741), (3971, 54763448), (4237, 51325384), (4906, 44326468), (7942, 27381724), (8474, 25662692), (9812, 22163234), (15884, 13690862), (16948, 12831346), (19624, 11081617), (30697, 7084264), (31768, 6845431), (33896, 6415673), (46607, 4665944), (61394, 3542132), (80503, 2701336), (93214, 2332972), (122788, 1771066), (161006, 1350668), (186428, 1166486), (245576, 885533), (322012, 675334), (337667, 644024), (372856, 583243)]