3212156720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{44963}}^1$

素因数の和:45042

約数の個数: 80

約数和(自身を含む): 8028771840

約数和(自身を除く): 4816615120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 3572, 3760, 4465, 7144, 8930, 14288, 17860, 35720, 44963, 71440, 89926, 179852, 224815, 359704, 449630, 719408, 854297, 899260, 1708594, 1798520, 2113261, 3417188, 3597040, 4226522, 4271485, 6834376, 8453044, 8542970, 10566305, 13668752, 16906088, 17085940, 21132610, 33812176, 34171880, 40151959, 42265220, 68343760, 80303918, 84530440, 160607836, 169060880, 200759795, 321215672, 401519590, 642431344, 803039180, 1606078360, 3212156720]

約数ペア:

[(1, 3212156720), (2, 1606078360), (4, 803039180), (5, 642431344), (8, 401519590), (10, 321215672), (16, 200759795), (19, 169060880), (20, 160607836), (38, 84530440), (40, 80303918), (47, 68343760), (76, 42265220), (80, 40151959), (94, 34171880), (95, 33812176), (152, 21132610), (188, 17085940), (190, 16906088), (235, 13668752), (304, 10566305), (376, 8542970), (380, 8453044), (470, 6834376), (752, 4271485), (760, 4226522), (893, 3597040), (940, 3417188), (1520, 2113261), (1786, 1798520), (1880, 1708594), (3572, 899260), (3760, 854297), (4465, 719408), (7144, 449630), (8930, 359704), (14288, 224815), (17860, 179852), (35720, 89926), (44963, 71440)]